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showing 30854 results, sorted by Reference type, ascending
results 12001 - 13000
| title | author | year | publisher | ref. type |
| The Greatest Gift : A Community Enrichment Program on Teaching the Cause of God | National Spiritual Assembly of the Bahá'ís of the United States. National Teaching Committee | 1974 | Bahá'í Publishing Trust | Book |
| The Greatest Holy Leaf : A Tribute to Bahíyyih Khánum | Shoghi Effendi | 1980 | National Spiritual Assembly of the Bahá'ís of the United Kingdom | Book |
| The Greatest Instrument for Promoting Harmony and Civilization : Excerpts form the Bahá'í Writings and Related Sources on the Question of an International Auxiliary Language | 2015 | George Ronald | Book | |
| The Greatest Lesson in History | Motlagh, Hushidar Hugh | 2016 | Global Perspective | Book |
| The Greatest Name of God : The Greatest Name, Its Significance and Use | Walker, Michael Frederick and Faizi, A. Q. | 1998 | Bahá'í Publishing Trust | Book |
| The Greatest News : The News Everyone Should Hear | Motlagh, Hushidar Hugh | 2007 | Global Perspective | Book |
| The Greatness of the Local Spiritual Assembly : A Dramatic Sketch for Five Readers and One Other | 1981 | National Spiritual Assembly of the Bahá'ís of Cameroon] | Book | |
| The Greatness Which Might Be Theirs : Reflections on the Agenda and Platform for Action for the United Nations Fourth World Conference on Women, Equality, Development and Peace, Beijing, China, August-September 1995 | 1995 | Bahá'í International Community Office for the Advancement of Women | Book | |
| The Green International | Chanler, Julie | 1930 | Green International | Book |
| The Green Light Expedition | 1976 | International Bahá'í Audio-Visual Centre | Book | |
| The Green Light Expedition - An Unforgettable Journey through South America : Now on Video | 1988 | International Bahá'í Audio-Visual Centre] | Book | |
| The Green Star | Dubin, Joseph W. | 1944 | National Institute of Esperanto | Book |
| The Green Years | Sahbá, Fáriburz | 1982 | Bahá'í Publishing Trust | Book |
| The Growth of Religion | Wieman, Henry Nelson and Horton, Walter Marshall | 1938 | Willet, Clark & Company | Book |
| The Growth of Religious Diversity : Britain from 1945 | 1993 | Routledge in association with the Open University | Book | |
| The Guardian Announces Series of Five Intercontinental Conferences and Appointment of Eight Additional Hands of the Cause | Shoghi Effendi | 1957 | National Spiritual Assembly of the Bahá'ís of the United States | Book |
| The Guardian of the Bahá'í Faith | Rabbani, Rúhíyyih | 1988 | Bahá'í Publishing Trust | Book |
| The Guardian's Appeal | Effendi, Shoghi | 1941 | National Spiritual Assembly of the Bahá'ís of the United States and Canada | Book |
| The Guardian's Message for the Centenary of the Martyrdom of the Báb | Shoghi Effendi | 1950 | [Publisher not stated] | Book |
| The Guardian's Seven Year Plan for the American Bahá'ís, 1946-1953 | 1946 | National Spiritual Assembly of the Bahá'ís of the United States and Canada | Book | |
| The Guardianship | 1963 | Spiritual Assembly of the Baha'is of Santa Fe, Under the Hereditary Guardianship | Book | |
| The Guardianship and the Universal House of Justice | Universal House of Justice | 1996 | Palabra Publications | Book |
| The Guide for the National Association of the Universal Religion and Its Branches | National Association for the Universal Religion | 1914 | National Association of the Universal Religion | Book |
| The Guide to Botswana, Lesotho & Swaziland : A comprehensive Companion for Visitors and Investors | 1985 | [Publisher not stated] | Book | |
| The Guide to Horoscope Interpretation | Jones, Marc Edmund | 1969 | Sabian Publishing Society | Book |
| The Guide to Horoscope Interpretation | Jones, Marc Edmund | 1974 | Theosophical Publishing House | Book |
| The Guide to Israel | Vilnay, Zev | 1960 | World Publishing Co. | Book |
| The Guide to Israel | Vilnay, Zev | 1977 | Steimatzky | Book |
| The Guide to Israel | Vilnay, Zev | 1958 | Vilnay | Book |
| The Guide to Israel | Vilnay, Zev | 1970 | Steimatzky | Book |
| The Guide to Israel | Vilnay, Zev | 1964 | Vilnay | Book |
| The Guide to Israel | Vilnay, Zev | 1960 | Vilnay | Book |
| The Guide to Israel | Vilnay, Zev | 1978 | Steimatzky | Book |
| The Guinness Book of Records, 1999 | 1998 | Guinness Publishing | Book | |
| The Guinness Book of Records, 1999 | 1999 | Bantam Books | Book | |
| The Half of It Was Never Told : Three Men, Three Continents, One Passion | Fox, Carolyn Sparey | 2015 | George Ronald | Book |
| The Half-Inch Prophecy | Sears, William | 2000 | Bahá'í Publishing Trust | Book |
| The Halls of Certitude | Connolly, James D. | 2022 | [Publisher not stated] | Book |
| The Halls of Certitude | Connolly, James D. | 2019 | Balboa Press | Book |
| The Hand of the Cause Enoch Olinga, "In Memoriam" | Rabbani, Rúhíyyih | 1984 | National Spiritual Assembly of the Bahá'ís of Sierra Leone | Book |
| The Hand of the Cause of God H. Collis Featherstone | 1990 | National Spiritual Assembly of the Bahá'ís of New Zealand] | Book | |
| The Handbook for Summer Garden Baha'i School : (A Daily Summer School Program for Children) | 1984 | National Education Committee | Book | |
| The Handbook of Cyprus | Lukach, Harry Charles and Jardine, Douglas James | 1913 | Edward Stanford | Book |
| The Handbook of Palestine | 1922 | Macmillan & Co. | Book | |
| The Handbook of Palestine and Trans-Jordan | 1934 | Macmillan | Book | |
| The Handbook of Palestine and Trans-Jordan | 1930 | Macmillan | Book | |
| The Hands of the Cause and "The Chicago Manifesto" | Schlatter, Frank | Schlatter Publishing | Book | |
| The Hands of the Cause of God | 1979 | National Spiritual Assembly of the Bahá'ís of Taiwan | Book | |
| The Handy Religion Answer Book | Renard, John | 2002 | Visible Ink | Book |
| The Hansard Chronicles : A Celebration of the First Hundred Years of Hansard in Canada's Parliament | Ward, John | 1980 | Deneau and Greenberg | Book |
| The Harbingers | Price, D. Rae | 2023 | DRaePriceBooks | Book |
| The Hard Way : Lessons Learned from the Economic Collapse | St. Rain, Justice | 2009 | Special Ideas | Book |
| The Harmony of Science & Religion | 2007 | Special Ideas] | Book | |
| The HarperCollins Concise Guide to World Religions | Eliade, Mircea, Couliano, Ioan P. and Wiesner, Hillary S. | 1995 | HarperSanFrancisco | Book |
| The HarperCollins Dictionary of Religion | 1995 | HarperSanFrancisco | Book | |
| The Healing Prayer | Bahá'u'lláh | 1983 | Bahá'í-Verlag | Book |
| The Healing Prayer | Bahá'u'lláh | 1981 | Bahá'í-Verlag | Book |
| The Hearst Saga : The Way It Really Was | Dunlap, John F. | 2002 | J. F. Dunlap | Book |
| The Hearsts : An American Dynasty | Robinson, Judith | 1992 | Avon Books | Book |
| The Hearsts : An American Dynasty | Robinson, Judith | 1992 | Avon Books, a division of Hearst Corporation | Book |
| The Hearsts : An American Dynasty | Robinson, Judith | 1991 | University of Delaware Press ; London ; Toronto : Associated University Press | Book |
| The Heart of Iran | Forbes, Duncan | 1963 | Robert Hale | Book |
| The Heart of Islam : Enduring Values for Humanity | Nasr, Seyyed Hossein | 2002 | HarperSanFrancisco | Book |
| The Heart of Living : Selections to Further Civilization and the Arts of Living from The Secret of Divine Civilization by 'Abdu'l-Bahá | 'Abdu'l-Bahá | 2013 | Badí' Publishing | Book |
| The Heart of Living : Selections to Further Civilization and the Arts of Living from The Secret of Divine Civilization by 'Abdu'l-Bahá | 'Abdu'l-Bahá | 2025 | Elaheh Mottahedeh Bos | Book |
| The Heart of Resilıence : The Climate Crisis as a Catalyst for a Culture of Equality : A statement of the Bahá’í International Community to the 66th session of the U.N. Commission on the Status of Women | Bahá'í International Community | 2021 | Bahá'í International Community | Book |
| The Heart of the Entire Planet | Shoghi Effendi | 1939 | National Spiritual Assembly of the Bahá'ís of the British Isles | Book |
| The Heart of the Gospel : Being a Restatement of the Teaching of the Bible in Terms of Modern Thought and Modern Need | Townshend, George | 1939 | Lindsay Drummond | Book |
| The Heart of the Gospel : Being a Restatement of the Teaching of the Bible in Terms of Modern Thought and Modern Need | Townshend, George | 1940 | Bahá'í Publishing Committee | Book |
| The Heart of the Gospel : or, The Bible and the Bahá'í Faith | Townshend, George | 1951 | George Ronald | Book |
| The Heart of the Gospel : or, The Bible and the Bahá'í Faith | Townshend, George | 1955 | George Ronald | Book |
| The Heart of the Gospel : or, The Bible and the Bahá'í Faith | Townshend, George | 1960 | George Ronald | Book |
| The Heart of the Gospel : or, The Bible and the Bahá'í Faith | Townshend, George | 1972 | George Ronald | Book |
| The Heart of the Gospel : or, The Bible and the Bahá'í Faith | Townshend, George | 1972 | Bahá'í Publishing Trust | Book |
| The Heart of the Gospel : or, The Bible and the Bahá'í Faith | Townshend, George | 1995 | George Ronald | Book |
| The Heart of the Lotus : A Film on India's Bahá'ís | 1987 | International Bahá'í Audio-Visual Centre] | Book | |
| The Heart of the Matter | Teilhard de Chardin, Pierre | 1979 | Harcourt Brace Jovanovich | Book |
| The Heart of the Middle East | Coke, Richard | 1925 | Thornton Butterworth | Book |
| The Heart of What Is | Shaffer, Douglas E. | 1990 | Buffalo Press | Book |
| The Heathen's Guide to World Religions : Book One - Judaism, Christianity, Islam, and Baha'i | Hopper, William J. | 1997 | Diogenes Press | Book |
| The Heaven of Divine Wisdom | 1980 | Service for the Blind | Book | |
| The Heaven of Divine Wisdom | 1978 | Bahá'í Publishing Trust | Book | |
| The Heavens Are Cleft Asunder | Sabet, Huschmand | 1982 | Bahá'í Service for the Blind | Book |
| The Heavens Are Cleft Asunder | Sabet, Huschmand | 1975 | George Ronald | Book |
| The Helpful Beaver | Allard, Sascha Nieland | 2025 | George Ronald | Book |
| The Herald and His Heroes : Stories about the Báb | Garst, Hitjo | 2017 | George Ronald | Book |
| The Hereafter Business : Modern Day Witchcraft or Everlasting Life? : of interest to those, religious and non-religious, who are interested in the evidences of their belief | MacLennan, Howard Kenneth | 2004 | iUniverse, Inc. | Book |
| The Heritage of Persia | Frye, Richard N. | 1966 | Mentor Book published by the New American Library ; London : New English Library Limited | Book |
| The Heritage of Persia | Frye, Richard N. | 1963 | New American Library | Book |
| The Heritage of Persia | Frye, Richard N. | 1963 | World Publishing Company | Book |
| The Heroic Female Spirit : A Collection of Tales | Peterson, Phyllis | 2006 | Bahá'í Publishing | Book |
| The Hidden Hand : Middle East Fears of Conspiracy | Pipes, Daniel | 1996 | St. Martin's Press | Book |
| The Hidden Words | Bahá'u'lláh | 2006 | Century Press | Book |
| The Hidden Words | Bahá'u'lláh | 2002 | Bahá'í Publishing | Book |
| The Hidden Words | Bahá'u'lláh | 1944 | Bahá'í Publishng Trust, National Spiritual Assembly of the Bahá'ís of the British Isles | Book |
| The Hidden Words | Bahá'u'lláh | 1995 | Bahá'í Publications Australia | Book |
| The Hidden Words | Bahá'u'lláh | 2023 | Bahá'í Publications Australia | Book |
| The Hidden Words | Bahá'u'lláh | 2021 | Simon Creedy | Book |
| The Hidden Words | Bahá'u'lláh | 2023 | Bahá'í Publications Australia | Book |
| The Hidden Words | Bahá'u'lláh | 2023 | Bahá'í Publishing | Book |
| The Hidden Words | Bahá'u'lláh | 2012 | Bahá'í Publishing | Book |
| The Hidden Words | Bahá'u'lláh | 1900 | Behais Supply and Publishing Board | Book |
| The Hidden Words | Bahá'u'lláh | 1900 | [Publisher not stated] | Book |
| The Hidden Words | Bahá'u'lláh | 1966 | Bahá'í Publishng Trust | Book |
| The Hidden Words | Bahá'u'lláh | 1949 | Bahá'í Publishng Trust | Book |
| The Hidden Words | Bahá'u'lláh | 1944 | Bahá'í Publishng Trust | Book |
| The Hidden Words | Bahá'u'lláh | 1975 | Bahá'í Publishng Trust | Book |
| The Hidden Words | Bahá'u'lláh | 1985 | Bahá'í Publishing Trust | Book |
| The Hidden Words | Bahá'u'lláh | 1992 | Nightingale Books | Book |
| The Hidden Words | Bahá'u'lláh | 1990 | Bahá'í Publishing Trust | Book |
| The Hidden Words : A Spiritual Journey for Children | Amick, Judy Jade | 2001 | Book | |
| The Hidden Words (French) = Les Paroles Cachées | Bahá'u'lláh | 2022 | Bahá’í Distribution Service of Australia | Book |
| The Hidden Words (Simplified Chinese) = 隐言经 (Yǐn yán jīng) | Bahá'u'lláh | 2022 | Bahá’í Distribution Service of Australia | Book |
| The Hidden Words & Selected Writings of Bahá'u'lláh | Bahá'u'lláh | 2000 | Special Ideas | Book |
| The Hidden Words & Selected Writings of Bahá'u'lláh | Bahá'u'lláh | 2008 | Special Ideas | Book |
| The Hidden Words & Selected Writings of Bahá'u'lláh | Bahá'u'lláh | 2000 | Special Ideas | Book |
| The Hidden Words & Selected Writings of Bahá'u'lláh | Bahá'u'lláh | 1997 | Special Ideas | Book |
| The Hidden Words & Selected Writings of Bahá'u'lláh | Bahá'u'lláh | 1996 | Special Ideas | Book |
| The Hidden Words & Selected Writings of Bahá'u'lláh | Bahá'u'lláh | 1994 | Special Ideas | Book |
| The Hidden Words & Selected Writings of Bahá'u'lláh | Bahá'u'lláh | 1995 | Special Ideas | Book |
| The Hidden Words = Las Palabras Ocultas | Bahá'u'lláh | 2012 | Abbas Eblaghie | Book |
| The Hidden Words = Na Briathra Folaithe | Bahá'u'lláh | 2005 | Glóir | Book |
| The Hidden Words from the Arabic | Bahá'u'lláh | 1915 | Kenneth Mackenzie | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1932 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1971 | Mu'assasiy-i-Millíy-i-Matbú`át-i-Amrí | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1963 | Mu'assasiy-i-Millíy-i-Matbú`át-i-Amrí | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1982 | National Spiritual Assembly of the Bahá'ís of Guyana] | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1973 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1964 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1957 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1982 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1979 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1975 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1971 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1970 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1966 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1963 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1954 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1923 | Bahá'í Assembly | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1924 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1954 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1952 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1929 | National Spiritual Assembly of the Bahá'ís of Great Britain and Northern Ireland | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1925 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1943 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1932 | National Spiritual Assembly of the Bahá'ís of the British Isles | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1940 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1939 | Bahá'í Publishing Committee | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1953 | Bahá'í Service for the Blind | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1984 | Bahá'í Service for the Blind | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1943 | [Publisher not stated] | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1936 | Genesee County Chapter, American Red Cross | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1986 | Oneworld Publications | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1987 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1989 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 2010 | Spiritual Assembly of the Bahá'ís of Delhi | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 2008 | Intellect Books | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 2012 | Bahá'í Publishing Trust of India | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1980 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1992 | Bahá'í Publishing Trust | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 1984 | Bahá'í Service for the Blind | Book |
| The Hidden Words of Bahá'u'lláh | Bahá'u'lláh | 2003 | World Citizen | Book |
| The Hidden Words of Bahá'u'lláh : A Reflection | Townshend, George | 1952 | Townshend | Book |
| The Hidden Words of Bahá'u'lláh : From the Arabic : With a Silk Screen Print by Mark Tobey | Bahá'u'lláh | 1974 | Editions de Beauclair | Book |
| The Hidden Words of Bahá'u'lláh : Persian, Arabic, English | Bahá'u'lláh | 1995 | Century Press | Book |
| The Hidden Words of Bahá'u'lláh = (Kalimát-i-Maknúnih) | Bahá'u'lláh | 1983 | Bahá'í-Verlag | Book |
| The Hidden Words of Bahá'u'lláh = (Yin Yan Jing) | Bahá'u'lláh | 1984 | Bahá'í Publishing Trust of the National Spiritual Assembly of the Bahá'ís of Taiwan | Book |
| The Hidden Words of Bahá'u'lláh = (Yin Yan Jing) | Bahá'u'lláh | 1988 | Bahá'í Publishing Trust of the National Spiritual Assembly of the Bahá'ís of Taiwan | Book |
| The Hidden Words of Bahá'u'lláh = (Yin Yan Jing) | Bahá'u'lláh | 1986 | Bahá'í Publishing Trust of the National Spiritual Assembly of the Bahá'ís of Taiwan | Book |
| The Hidden Words of Bahá'u'lláh and Selected Holy Writings | Bahá'u'lláh and 'Abdu'l-Bahá | 1985 | Bahái' [sic] Publishing Trust Committee, Spiritual Assembly of the Bahái's [sic] of Malaysia | Book |
| The Hidden Words of Bahá'u'lláh and Selected Holy Writings | Bahá'u'lláh and 'Abdu'l-Bahá | 1986 | Bahái' [sic] Publishing Trust Committee, Spiritual Assembly of the Bahái's [sic] of Malaysia | Book |
| The Hidden Words of Bahá'u'lláh and Selected Holy Writings | Bahá'u'lláh and 'Abdu'l-Bahá | 1988 | Bahái' [sic] Publishing Trust Committee, Spiritual Assembly of the Bahái's [sic] of Malaysia | Book |
| The High-Performance Organization : An Assessment of Virtues and Values | Miller, Lawrence M. | 2001 | European Bahá'í Business Forum | Book |
| The Highest Wish of True Lovers | 1981 | National Spiritual Assembly of the Bahá'ís of New Zealand | Book | |
| The Historians' History of the World | 1904 | Hooper & Jackson | Book | |
| The History and Doctrines of the Baha'i Faith | McCormick, Jim | 1985 | Great Joy Publications ; Edinburgh : Messrs. B. McCall Barbour (distributors] ; Belfast : Breda Centre [distributors] | Book |
| The History and Triumphs of the Nineteenth Century | Morris, Charles | 1900 | J. C. Winston | Book |
| The History of Islam | Payne, Robert | 1990 | Dorset Press | Book |
| The History of Modern Iran : An Interpretation | Upton, Joseph M. | 1960 | Harvard Center for Middle Eastern Studies : distributed by Harvard University Press | Book |
| The History of Modern Iran : An Interpretation | Upton, Joseph M. | 1970 | Harvard Center for Middle Eastern Studies : distributed by Harvard University Press | Book |
| The History of Religion | Farrington, Karen | 2001 | Barnes & Noble Books | Book |
| The History of Religion | Farrington, Karen | 1998 | Quadrillion Publishing Ltd. | Book |
| The History of Religions | Hopkins, E. Washburn | 1918 | Macmillan Co. | Book |
| The History of Religions : Essays in Methodology | 1959 | University of Chicago Press | Book | |
| The History of Religions : Essays in Methodology | 1973 | University of Chicago Press | Book | |
| The History of Religious & Cultural Integration in Drogheda | 2013 | Drogheda Civic Trust | Book | |
| The History of Spiritualism | Doyle, Arthur Conan | 1926 | George H. Doran Company | Book |
| The History of Spiritualism | Doyle, Arthur Conan | 1975 | Arno Press | Book |
| The History of the Bab | 1983 | National Teaching Committee of the National Spiritual Assembly of the Bahá'ís of Colombia | Book | |
| The History of the Church Missionary Society : Its Environment, Its Men and Its Work | Stock, Eugene | 1899 | Church Missionary Society | Book |
| The Hojjatiyeh Society in Iran : Ideology and Practice from the 1950s to the Present | Cohen, Ronen | 2013 | Palgrave Macmillan | Book |
| The Holy Land | 1973 | Franciscan Printing Press | Book | |
| The Holy Land | Avi-Yonah, Michael | 1972 | Holt, Rinehart & Winston | Book |
| The Holy Land : A Picture Book to Remember Her By | Gibbon, David | 1978 | Crescent Books | Book |
| The Holy Land : A Pilgrim's Guide to Israel, Jordan and the Sinai | Freeman-Grenville, G. S. P. | 1996 | Continuum | Book |
| The Holy Land : An Archaeological Guide from Earliest Times to 1700 | Murphy-O'Connor, Jerome | 1986 | Oxford University Press | Book |
| The Holy Land : An Archaeological Guide from Earliest Times to 1700 | Murphy-O'Connor, Jerome | 1992 | Oxford University Press | Book |
| The Holy Land : Pictorial Guide and Souvenir | Baseman, Bob | 1970 | Palphot | Book |
| The Holy Land : Short Illustrated Guide | Franciscans of the Custody of the Holy Land | 1974 | Franciscan Printing Press | Book |
| The Holy Land from the Air | Elon, Amos | 1987 | Harry N. Abrams ; Jerusalem : Domino Press | Book |
| The Holy Land in Colour | Awwad, Sami | 1980 | Palphot Ltd. : Distribution Sami Awwad ; Jacksonville, Fla. : Distribution Lewis Rukab | Book |
| The Holy Land Under Mandate | Andrews, Fannie Fern | 1931 | Houghton Mifflin Co. | Book |
| The Holy Land Under Mandate | Andrews, Fannie Fern | 1976 | Hyperion Press | Book |
| The Holy Passions | Fitzgerald, Michael | 1998 | George Ronald | Book |
| The Holy Sword : The Story of Islam from Muhammad to the Present | Payne, Robert | 1959 | Harper & Brothers | Book |
| The Holy Sword : The Story of Islam from Muhammad to the Present | Payne, Robert | 1959 | Robert Hale | Book |
| The Holy Year : Dedicate this Special Year to Baha'u'llah in China | Bahá'í International Community. Committee for China | 1992 | Baha'i Committee for China | Book |
| The Holy Year : Dedicate this Special Year to Baha'u'llah in China : Learn and Serve as a Student | Bahá'í International Community. Committee for China | 1992 | Baha'i Committee for China | Book |
| The Holy Year, 1992-1993 | Universal House of Justice | 1993 | Palabra Publications | Book |
| The Home of Fadeless Splendours, or Palestine of To-Day | Whittingham, George Napier | 1921 | E. P. Dutton | Book |
| The Homefront Pioneer | National Spiritual Assembly of the Bahá'ís of the United States. National Teaching Committee | 1984 | National Teaching Committee | Book |
| The Horse of the Moonlight | Taafaki, Irene | 1981 | George Ronald | Book |
| The House at 10, Persian Street, Haifa - Israel | 1954 | [Publisher not stated] | Book | |
| The House of God | Holisher, Desider | 1946 | Crown Publishers | Book |
| The House of Islam | Cragg, Kenneth | 1975 | Dickenson Publishing Co. | Book |
| The House of Islam | Cragg, Kenneth | 1969 | Dickenson Publishing Co. | Book |
| The House of Worship : Special Supplement | 1986 | Bahá'í Publications Australia] | Book | |
| The Human Charter : Principles of Baha-o-llah and Abdul Baha for the Founding of a World Society | 1945 | New History Foundation | Book | |
| The Human Heart : Divine Receptacle | Stephens, K. Dean | 1988 | International Bahá'í Audio-Visual Centre | Book |
| The Human Heart One and Undivided : Following My Heart's Inspirations from Catholic Priest to Bahá'í | Klebel, Wolfgang | 2020 | George Ronald | Book |
| The Human Soul | 2012 | Bahá'í Publishing | Book | |
| The Human Soul and Its Immortality | Furútan, A. A. | 2005 | Bahá'í Publishing Trust | Book |
| The Human Soul and Its Immortality | Furútan, A. A. | 1970 | Bahá'í Publishing Trust | Book |
| The Human Soul and Its Immortality | Furútan, A. A. | 1970 | Bahá'í Publishing Trust | Book |
| The Human Temple | 2012 | DL Publicaciones | Book | |
| The Humanity of Diplomacy : People and Diplomacy in the Twenty-First Century : an interactive dialogue organized by the Bahá'í Chair for World Preace, University of Maryland with explanatory notes, appendices, and bibliographies (including two annotated bibliographies) | Bahá'í Chair for World Peace Interactive Dialogue (1st : 2007 : College Park, MD) | 2009 | BookSurge | Book |
| The Ideas of Arab Nationalism | Nuseibeh, Hazem Zaki | 1956 | Cornell University Press | Book |
| The Illegitimate Reign of the "Custodians" at the Bahá'í World Center that Was Never Meant to Be | Marangella, Joel B. | 2000 | Provisional National Bahá'í Council of the United States | Book |
| The Illumination of the Greatest Name = Táblú Yá Bahí [sic] al-Abhá = Le Tableau de Ya Baha'u’l-Abha | 1980 | Malvaux | Book | |
| The Illustrated Book of Sacred Scriptures | Freke, Timothy | 1998 | Godfield Press | Book |
| The Illustrated Encyclopedia of Active New Religions, Sects, and Cults | Beit-Hallahmi, Benjamin | 1993 | Rosen Publishing Group, Inc. | Book |
| The Illustrated Encyclopedia of World Religions | 1997 | Element | Book | |
| The Illustrated Guide & Hand-Book of Israel | 1960 | Barkai & Jarrett | Book | |
| The Illustrated Guide to World Religions | 1998 | Oxford University Press | Book | |
| The Image of God : Address Delivered at the Fourth Annual Conference of the National Association for the Advancement of Colored People, Chicago, April 30, 1912 | 'Abdu'l-Bahá | 1943 | Bahá'í Publishing Committee | Book |
| The Image of God : Address Delivered at the Fourth Annual Conference of the National Association for the Advancement of Colored People, Chicago, April 30, 1912 | 'Abdu'l-Bahá | 1939 | Bahá'í Publishing Committee | Book |
| The Image of God : Address Delivered at the Fourth Annual Conference of the National Association for the Advancement of Colored People, Chicago, April 30, 1912 | 'Abdu'l-Bahá | 1940 | Bahá'í Publishing Committee | Book |
| The Imam and His Islamic Revolution : A Journey into Heaven and Hell | Carlsen, Robin Woodsworth | 1982 | Snow Man Press | Book |
| The Impact of Religious Sects Among Anglophone Students in Cameroon | Mbuy, Tata | 1986 | [Publisher not stated] | Book |
| The Impact of Religious Sects Among Anglophone Students of Cameroon | Mbuy, Tatah H. | 1985 | [Publisher not stated] | Book |
| The Impending World Catastrophe | 1965 | National Spiritual Assembly of the Baha'is of Pakistan Under the Hereditary Guardianship | Book | |
| The Imperishable Dominion : The Bahá'í Faith and the Future of Mankind | Schaefer, Udo | 1986 | George Ronald | Book |
| The Imperishable Dominion : The Bahá'í Faith and the Future of Mankind | Schaefer, Udo | 1983 | George Ronald | Book |
| The Importance of Bahá'í Elections : A Mailbox Deepening from the Auxiliary Board | Auxiliary Board for the Hawaiian Islands | 1988 | Auxiliary Board for Hawaii] | Book |
| The Importance of Deepening Our Knowledge and Understanding of the Faith | 1983 | Bahá'í Publishing Trust Committee, Spiritual Assembly of the Bahá'ís of Malaysia | Book | |
| The Importance of Deepening Our Knowledge and Understanding of the Faith | 1983 | Bahá'í Community of Canada | Book | |
| The Importance of Deepening Our Knowledge and Understanding of the Faith | 1983 | Bahá'í Publishing Trust | Book | |
| The Importance of Deepening Our Knowledge and Understanding of the Faith | 1983 | Publishing Committee of the National Spiritual Assembly of the Baha'is of Nigeria | Book | |
| The Importance of Deepening Our Knowledge and Understanding of the Faith | 2001 | Bahá'í Publishing Trust | Book | |
| The Importance of Obligatory Prayer and Fasting | 2001 | Bahá'í Publishing Trust of Malaysia | Book | |
| The Importance of Obligatory Prayer and Fasting | 2000 | Bahá'í Publications Australia | Book | |
| The Importance of Prayer, Meditation and the Devotional Attitude | 1980 | Bahá'í Publishing Trust | Book | |
| The Importance of Prayer, Meditation and the Devotional Attitude | 1982 | Service for the Blind committee | Book | |
| The Importance of Prayer, Meditation and the Devotional Attitude | 1980 | National Spiritual Assembly of the Bahá'ís of Jamaica | Book | |
| The Importance of Prayer, Meditation and the Devotional Attitude | 1980 | National Spiritual Assembly of the Bahá'ís of New Zealand | Book | |
| The Importance of Prayer, Meditation and the Devotional Attitude : A Compilation of Extracts from the Writings of Bahá’u’lláh, the Báb and 'Abdu’l-Bahá and the Letters of Shoghi Effendi, and the Universal House of Justice | 2021 | Bahá'í Publications Australia | Book | |
| The Importance of Teaching Indigenous People | 1968 | National Spiritual Assembly of the Bahá'ís of Canada | Book | |
| The Importance of the Arts in Promoting the Faith : A Compilation | 1999 | Bahá'í Publications Canada = Bahá'í Canada Publications | Book | |
| The Importance of the Arts in Promoting the Faith : A Compilation of Extracts from the Writings of Bahá’u’lláh, the Báb and 'Abdu’l-Bahá and the Letters of Shoghi Effendi, and the Universal House of Justice | 2020 | Bahá'í Publications Australia | Book | |
| The Incomparable Friend : The Life of Bahá'u'lláh Told in Stories | Sabri, Shirin | 2019 | Bahá'í Publications Australia | Book |
| The Incomparable Friend : The Life of Bahá'u'lláh Told in Stories | Sabri, Shirin | 2006 | Bahá'í Publications Australia ; [Pingelly, W. Aust.] : Ilxir Publications ; Bundoora, Vic. : distributed by Bahá'í Distribution Service | Book |
| The Incredible Paradox | Brown, Vinson | 1956 | Naturegraph Company | Book |
| The Incredible Paradox | Brown, Vinson | 1959 | Naturegraph Company | Book |
| The Incredible Paradox | Brown, Vinson | 1960 | Naturegraph Company | Book |
| The Incredible Paradox = La Nekredeble Paradokso | Brown, Vinson | 1992 | Naturegraph Publishers | Book |
| The Independent Investigator | Bazyar, Tahirih | 2005 | Adia Publishing | Book |
| The Independent Investigator | Lemon, Tahirih | 2019 | Sacred Square Publishing | Book |
| The Independent Investigator II | Lemon, Tahirih | 2019 | Sacred Square Publishing | Book |
| The Independent Investigator II | Bazyar, Tahirih | 2009 | Adia Publications | Book |
| The Independent Investigator III | Lemon, Tahirih | 2022 | Sacred Square Publishing | Book |
| The Indian Style of Architecture : A Brief Sketch of Its History and Development, with a Design for a Temple | Remey, Charles Mason | 1925 | [Publisher not stated] | Book |
| The Individual and Teaching : Raising the Divine Call | 1977 | Bahá'í Community of Canada | Book | |
| The Individual and Teaching : Raising the Divine Call | 1977 | Bahá'í Publishing Trust | Book | |
| The Individual and Teaching : Raising the Divine Call | 1977 | Bahá'í Publishing Trust | Book | |
| The Individual and Teaching : Raising the Divine Call | 1981 | Bahá'í Service for the Blind | Book | |
| The Individual and World Peace : "What Can One Person Do?" | 1986 | Baha'i Community of Antigua | Book | |
| The Individual Believer and the Bahá'í Fund | 1984 | Office of the Treasurer] | Book | |
| The Individual Believer and the Rhythm of Growth | National Spiritual Assembly of the Bahá'ís of the United States. Office of the Treasurer | 1982 | Office of the Treasurer | Book |
| The Individual in Action | 1982 | National Teaching Committee | Book | |
| The Infinite Plan : A Novel | Allende, Isabel | 1993 | HarperCollins Publishers | Book |
| The Infinite Plan : A Novel | Allende, Isabel | 1993 | Franklin Library | Book |
| The Influence of Islam : "A Study of the Effects of Islam Upon the Psychology & Civilization of the Races Which Profess It" | Bolus, E. J. | 1932 | Temple Bar Publishing Co. | Book |
| The Inner and Outer Powers of Humankind | Adams, George W. | 1992 | George Adams | Book |
| The Inner Atlas : Memories, Articles and Essays | Lysaght, Tom | 2025 | Tom Lysaght | Book |
| The Inner Limits of Mankind : Heretical Reflections on Today's Values, Culture and Politics | Laszlo, Ervin | 1989 | Oneworld | Book |
| The Insider's Guide to North Carolina's Wilmington and Cape Fear Coast | DiNome, Bill and Deakin, Carol | 1994 | By the Sea Publications | Book |
| The Insistent Self : How to Nurture Your Spirit | Shams, Lesley | 2015 | Bahá'í Publications Australia | Book |
| The Institution of the Continental Boards of Counsellors | 1970 | National Spiritual Assembly of the Bahá'ís of Canada | Book | |
| The Institution of the Continental Boards of Counsellors | 1974 | National Spiritual Assembly of the Bahá'ís of Canada | Book | |
| The Institution of the Counsellors | Universal House of Justice | 2001 | Bahá'í World Centre [i.e. National Spiritual Assembly of the Bahá'ís of the United States] | Book |
| The Institution of the Counsellors | Universal House of Justice | 2001 | Bahá'í World Centre | Book |
| The Institution of the Counsellors : A Document Prepared by the Universal House of Justice | Universal House of Justice | 2021 | Bahá'í Publications Australia | Book |
| The Institution of the Hands of the Cause of God : Its Origin and Unfoldment, Auxiliary Boards, Relation to National Spiritual Assemblies | 1957 | [Publisher not stated] | Book | |
| The Institution of the Mashriqu'l-Adhkár : A Compilation of Extracts from the Writings of Bahá’u’lláh, the Báb and 'Abdu’l-Bahá and the Letters of Shoghi Effendi, and the Universal House of Justice | 2020 | Bahá'í Publications Australia | Book | |
| The Institution of the Mashriqu'l-Adhkár : A Statement and Compilation Prepared by the Research Department of the Universal House of Justice | 2017 | Palabra Publications | Book | |
| The Interfaith Prayer Book | 2001 | Ted Brownstein ; Heltonville, IN : Interfaith Resources [distributor] | Book | |
| The International Authors and Writers Who's Who | Key, Ernest | 1989 | International Bibliographic Centre | Book |
| The International Baha'i Audio-Visual Centre | International Bahá'í Audio-Visual Centre | 1992 | International Baha'i Audio/Visual Centre | Book |
| The International Dictionary of Religion : A Profusely Illustrated Guide to the Beliefs of the World | Kennedy, Richard | 1984 | Crossroad | Book |
| The International Guide to Legal Deposit | Jasion, Jan T. | 1991 | Ashgate | Book |
| The Internet Yellow Pages | Hahn, Harley and Stout, Rick | 1994 | Osborne McGraw-Hill | Book |
| The Invisible Hand : Shaping the New World Order | Rutstein, Nathan | 1992 | Whitcomb Publishing Inc. | Book |
| The Iranian City of Shiraz | Clarke, John I. | 1963 | Department of Geography, University of Durham | Book |
| The Iranian Constitutional Revolution, 1906-1911 : Grassroots Democracy, Social Democracy, & the Origin of Feminism | Afary, Janet | 1996 | Columbia University Press | Book |
| The Iranian Revolution : Thanatos on a National Scale | Afkhami, Gholam R. | 1985 | Middle East Institute | Book |
| The Iranian Revolution and the Muslim World | 1990 | Westview Press | Book | |
| The Iranians : Persia, Islam and the Soul of a Nation | Mackey, Sandra | 1996 | Dutton | Book |
| The Iranians : Persia, Islam and the Soul of a Nation | Mackey, Sandra | 1998 | Penguin | Book |
| The Islamic Invasion : Confronting the World's Fastest Growing Religion | Morey, Robert | 1992 | Harvest House Publishers | Book |
| The Islamic Jesus : An Annotated Bibliography of Sources in English and French | Wismer, Don | 1977 | Garland Publishing Co. | Book |
| The Islamic Movement in Egypt : Perceptions of International Relations, 1967-81 | Abdelnasser, Walid Mahmoud | 1994 | Kegan Paul International | Book |
| The Islamic Question in Middle East Politics | Taylor, Alan R. | 1988 | Westview Press | Book |
| The Islamic Revolution in Iran | Algar, Hamid | 1980 | Open Press in association with The Muslim Institute | Book |
| The Islamic Threat : Myth or Reality | Esposito, John L. | 1995 | Oxford University Press | Book |
| The Islamic Tradition | Christopher, John B. | 1972 | Harper & Row | Book |
| The Island Churches of the South Pacific : Emergence in the Twentieth Century | Forman, Charles W. | 1982 | Orbis Books | Book |
| The Island of the Same Name | Sheppherd, Joseph | 1997 | Manifest Books | Book |
| The Islands of Light : Recollections of a Bahá'í Pioneer in Papua New Guinea | Hoehnke, Violet | 2007 | National Spiritual Assembly of the Bahá'ís of Papua New Guina | Book |
| The Isles Unveiled : The British Isles | Hall, E. T. | 1933 | Peter Reid & Co. | Book |
| The Israel I Love | Calef, Noël | 1977 | Leon Amiel Publisher | Book |
| The Israel I Love | Calef, Noël and Molinard, Patrice | 1966 | Tudor Publishing Company | Book |
| The Israel I Love | Calef, Noël and Molinard, Patrice | 1966 | Editions SUN | Book |
| The Israelis : How They Live and Work | Dicks, Brian | 1975 | David & Charles | Book |
| The Japan Religious Conference Held at Tokyo, June 5-8, 1928 | Japan Religious Conference (1928 : Tokyo) | 1928 | Japan Religious Association | Book |
| The Jehovah's Witnesses | Stroup, Herbert Hewitt | 1945 | Columbia University Press | Book |
| The Jewel-Like Design of the Baha'i Temple, National Church of Mashreq'ul Adhkar at Wilmette | Carnegie Steel Company (Pittsburgh, Pa.) | 1930 | Researcg Service | Book |
| The Jews - Their History, Culture and Religion | 1960 | Jewish Publications Society of America | Book | |
| The Jews of Islam | Lewis, Bernard | 1984 | Princeton University Press | Book |
| The Jews of the Middle East, 1860-1972 | Cohen, Hayim J. | 1973 | John Wiley & Sons ; Jerusalem : Israel Universities Press | Book |
| The Jordan Valley : Life and Society Below Sea Level | Khouri, Rami G. | 1981 | Longman, published in association with the Jordan Valley Authority | Book |
| The Joshua Institute : A Workbook Focusing on Disability Issues | Joshua Institute (Mississauga, Ont.) | 1992 | Joshua Institute | Book |
| The Journey : Treading the Pathway of Love, Faith and Service | Meshgin, Nahid | 2020 | Marena Holdings | Book |
| The Journey of Coming to Know | Ramsdell, Dale Woodbury | 2017 | One Voice Press | Book |
| The Journey of the Soul | Hatcher, John S. | 1999 | Bahá'í Canada Publications | Book |
| The Journey of the Soul : Life, Death, & Immortality | 2006 | Bahá'í Publishing | Book | |
| The Joy of Existence | Cobb, Stanwood | 1970 | Avalon Press | Book |
| The Joy of Sects : A Spirited Guide to the World's Religious Traditions | Occhiogrosso, Peter | 1994 | Doubleday | Book |
| The Junior Encyclopedia of Israel | Siroff, Harriet | 1980 | Jonathan David Publishers | Book |
| The Just Lion | Allard, Sascha Nieland | 2025 | George Ronald | Book |
| The Keep-Well Book, with Something of the Philosophy of Well-Being | Swingle, Charles Manning | 1914 | By the author | Book |
| The Key Conference : Auxiliary Board Member Conference for Southern Africa, Johannesburg, 8-9 June 1991 | Key Conference (1991 : Johannesburg, South Africa) | 1991 | Lally Warren] | Book |
| The Key to Paradise | Sagettes, Christiane des | 1999 | Vantage Press | Book |
| The Keys of the Mysteries | Borst, Walter F. | 2000 | Walter F. Borst | Book |
| The Keys of This Blood : The Struggle for World Dominion Between Pope John Paul II, Mikhail Gorbachev & the Capitalist West | Martin, Malachi | 1990 | Simon and Schuster | Book |
| The Keystone : The Bahá'í Faith | 1950 | Bahá'í Publishing Trust | Book | |
| The Khamsis : A Cradle of True Gold | Handal, Boris | 2020 | Boris Handal | Book |
| The Kind Servant : A Joyful Poem About 'Abdu'l-Bahá | Finn, Celeste Amara | 2021 | Book | |
| The Kingdom Comes | Heard, Geoffrey N. | 1981 | National Spiritual Assembly of the Bahá'ís of Papua New Guinea | Book |
| The Kingdom Comes | Heard, Geoffrey N. | 1975 | National Spiritual Assembly of the Bahá'ís of Papua New Guinea | Book |
| The Kingdom of Christ Is in Sight! | 1985 | [Publisher not stated] | Book | |
| The Kingdom of Existence = (Malakút-i-Vujúd) : Some Thoughts on 'Abdu'l-Bahá's Tablet addressed to Dr. Auguste Henri Forel | Dávúdí, 'Alí-Múrád | 2023 | Fundación Nehal | Book |
| The Kingdom of God in America : An Introduction to the Baha'i Faith | Leahland, Idris Trefa | 1987 | Baha'i Publishers Under the Covenant | Book |
| The Kingdom of God Is Within You ; What Is Art? ; What Is Religion? | Tolstoï, Lyof N. | 1910 | Wheeler Publishing | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1992 | Bethany House Publishers | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1985 | Bethany House Publishers | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1977 | Bethany Fellowship | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1968 | Bethany Fellowship | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1965 | Bethany Fellowship | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1967 | Marshall, Morgan & Scott | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1997 | Bethany House Publishers | Book |
| The Kingdom of the Cults | Martin, Walter R. | 1965 | Zondervan Publishing House | Book |
| The Kingdom Project in Action : Mashriqu'l-Adhkár - House of Worship | 2002 | Kingdom Project | Book | |
| The Kingdoms of God | Lindstrom, Janet | 1974 | Bahá'í Publishing Trust | Book |
| The Kingdoms of God | Lindstrom, Janet | 1961 | Bahá'í Publishing Trust | Book |
| The Kinship of the Bible and Qur'an : An Interfaith Perspective | Brownstein, Ted | 2020 | Interfaith Network | Book |
| The Kitab-i-Ahd, Book of the Covenant and the Tablet of the Branch of Baha'u'llah | Bahá'u'lláh | 1960 | [Publisher not stated] | Book |
| The Kitáb-i-Aqdas | Bahá'u'lláh | 2019 | Bahá'í Publishing | Book |
| The Kitáb-i-Aqdas | Bahá'u'lláh | 2025 | Fisher | Book |
| The Kitáb-i-Aqdas : Five Papers Exploring the Most Holy Book - Volume 2 | 1998 | Association for Bahá'í Studies - Australia | Book | |
| The Kitáb-i-Aqdas : Its Place in Bahá'í Literature | 1993 | Bahá'í World Centre Publications | Book | |
| The Kitáb-i-Aqdas : Studies from the First National Conference on the Holy Book - Volume 1 | 1996 | Association for Bahá'í Studies - Australia | Book | |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 1996 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 1993 | Bahá'í Publications Australia | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 1993 | Bahai Publishing Trust | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 1993 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 1993 | Bahá'í Publications Australia | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 1992 | Bahá'í World Centre | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 1993 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 2023 | Bahá'í Publications Australia | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 2010 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 2009 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 2009 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Aqdas = The Most Holy Book | Bahá'u'lláh | 2021 | Bahá'í Publications Australia | Book |
| The Kitab-i-Aqdas, the Most Holy Book of Bahá'u'lláh | 1973 | National Education Committee of the Baha'is of Kenya | Book | |
| The Kitáb-i-Íqán | Bahá'u'lláh | 1935 | American Brotherhood of Free Reading for the Blind | Book |
| The Kitáb-i-Íqán | Bahá'u'lláh | 1938 | Genesee County Chapter, American Red Cross | Book |
| The Kitáb-i-Íqán | Bahá'u'lláh | 1961 | Bahá'í Publishing Committee ; [Los Angeles, Calif.] : Braille Institute of America for Bahá'í Service for the Blind | Book |
| The Kitáb-i-Íqán : A Study Guide | Holley, Horace | 1942 | Bahá'í Publishing Committee | Book |
| The Kitáb-i-Íqán : A Study Guide | Holley, Horace | 1957 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán : A Study Guide | Holley, Horace | 1975 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1981 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1970 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1974 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1983 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1985 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1961 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1982 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1931 | Bahá'í Publishing Committee | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1937 | Bahá'í Publishing Committee | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1950 | Bahá'í Publishing Committee | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1954 | Bahá'í Publishing Committee | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1943 | Bahá'í Publishing Committee | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1960 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1946 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1989 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2006 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2021 | Bahá'í Publications Australia | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2023 | Bahá'í Publications Australia | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2018 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2009 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqan = The Book of Certitude | Bahá'u'lláh | 2019 | Bahá'í Publishing | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 1994 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2003 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2003 | Bahá'í Publishing Trust | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2004 | Carmel Publishers | Book |
| The Kitáb-i-Íqán = The Book of Certitude | Bahá'u'lláh | 2003 | Bahá'í Publishing | Book |
| The Knights of Bahá'u'lláh | Redman, Earl | 2017 | George Ronald | Book |
| The Knowledge of God and Its Historical Development | Gwatkin, Henry Melvill | 1908 | T. & T. Clark | Book |
| The Koran and the Kafir, Islam and the Infidel : All That an Infidel Needs to Know About the Koran But Is Embarrassed to Ask | Ghosh, A. | 1983 | A. Ghosh | Book |
| The Kurds : A Concise Handbook | Izady, Mehrdad R. | 1992 | Crane Russak | Book |
| The Laboratory of Life | Boyle, Louise D. | 1937 | Bahá'í Publishing Committee | Book |
| The Lamp : The Life Story of the Báb | Mehrabi, Jacqueline | 2022 | Orange Attic | Book |
| The Lamp : The Life Story of the Báb | Mehrabi, Jacqueline | 2009 | Bahá'í Publications Australia : Distributed by Bahá'í Distribution Service | Book |
| The Land of the Great Sophy | Stevens, Roger | 1979 | Eyre Methuen | Book |
| The Language of There | White, Roger | 1992 | New Leaf Publishing | Book |
| The Larousse Desk Reference | 1995 | Larousse | Book | |
| The Last Assassin | Easterman, Daniel | 1984 | Hodder and Stoughton | Book |
| The Last Assassin | Easterman, Daniel | 1991 | Grafton Books | Book |
| The Last Assassin | Easterman, Daniel | 1995 | HarperPaperbacks | Book |
| The Last Crusade | Smith, Colin | 1991 | Sinclair-Stevenson | Book |
| The Last Day : An Exploration of Humankind's Spiritual History and Destiny | Jassat, Walied | 2012 | George Ronald | Book |
| The Last Great Revolution : Turmoil and Transformation in Iran | Wright, Robin | 2000 | Alfred A. Knopf | Book |
| The Last Message from the Guardian of the Faith to the Former Hands of the Faith | Remey, Charles Mason | 1962 | Remey | Book |
| The Last of the Conquerors : Jamshed K. Fozdar : An Autobiography | Fozdar, Jamshed | 2013 | [Publisher not stated] | Book |
| The Last Refuge : Fifty Years of the Universal House of Justice | Fatheazam, Shahbaz | 2015 | 'Irfán Colloquia Publications | Book |
| The Last Romantic : A Biography of Queen Marie of Roumania | Pakula, Hannah | 1986 | Simon and Schuster | Book |
| The Last Romantic : A Biography of Queen Marie of Roumania | Pakula, Hannah | 1984 | Simon and Schuster | Book |
| The Last War : Racism, Spirituality and the Future of Civilization | Perry, M. L. | 2005 | George Ronald | Book |
| The Law of Apostasy in Islam | Zwemer, Samuel M. | 1975 | Amarko Book Agency | Book |
| The Law of Huququ'llah | 1987 | Spiritual Assembly of the Bahá'ís of Sierra Leone | Book | |
| The Law of Huqúqu'lláh : An Overview | Alá'í, Cyrus | 1993 | Palabra Publications | Book |
| The Law of Huququ'llah : Codification and Other Documents | 1987 | Spiritual Assembly of the Bahá'ís of Transkei | Book | |
| The Law of Love Enshrined : Selected Essays | Hatcher, John S. and Hatcher, William S. | 1996 | George Ronald | Book |
| The Law of the Huququ'llah : Codification and Other Documents | 1987 | Spiritual Assembly of the Baha'is of Transkei | Book | |
| The Left in Contemporary Iran : Idology, Organization and the Soviet Connection | Zabih, Sepehr | 1986 | Croom Helm ; Stanford, Calif. : Hoover Institution Press | Book |
| The Legacy of Islam | 1974 | At the Clarendon Press | Book | |
| The Legacy of Persia | 1953 | At the Clarendon Press | Book | |
| The Legacy of Persia | 1968 | At the Clarendon Press | Book | |
| The Lesser and the Most Great Peace | Latimer, George Orr | 1945 | Bahá'í Publishing Committee | Book |
| The Lesser and the Most Great Peace | Latimer, George Orr | 1944 | Bahá'í Publishing Committee | Book |
| The Lesser and the Most Great Peace | Latimer, George Orr | 1947 | Bahá'í Publishing Committee | Book |
| The Letters and Friendships of Sir Cecil Spring Rice | Spring Rice, Cecil | 1929 | Houghton Mifflin Company | Book |
| The Letters and Friendships of Sir Cecil Spring Rice | Spring Rice, Cecil | 1929 | Constable | Book |
| The Letters of Gertrude Bell | Bell, Gertrude | 1927 | Boni & Liveright | Book |
| The Letters of Gertrude Bell | Bell, Gertrude | 1927 | Ernest Benn | Book |
| The Letters of Gertrude Bell | Bell, Gertrude | 1930 | Ernest Benn | Book |
| The Library of Congress Professional Association Inaugural Employees Book Showcase : April 7-May 19, 1994 | Library of Congress Professional Association | 1994 | Library of Congress Professional Association | Book |
| The Life and Adventures of a Free Lance : Being the Observations of S. G. W. Benjamin. | Benjamin, S. G. W. | 1914 | Free Press Company | Book |
| The Life and Correspondence of Thomas Valpy French, First Bishop of Lahore | Birks, Herbert A. | 1895 | John Murray | Book |
| The Life and Journey of an International Nurse : A Biography of Grace Atiang Ouma | Ouma, Henry Luke | 2025 | Henry Luke Ouma | Book |
| The Life and Letters of Benjamin Jowett | Abbott, Evelyn and Campbell, Lewis | 1897 | John Murray | Book |
| The Life and Letters of Benjamin Jowett | Abbott, Evelyn and Campbell, Lewis | 1897 | E. P. Dutton and Co. | Book |
| The Life and Services of Dr. Masih Farhangi | Farhangi (Jabbari), Farhang | 2020 | Baran | Book |
| The Life and Teachings of Abbas Effendi : A Study of the Religion of the Babis, or Beha'is Founded by the Persian Bab and by his Successors, Beha Ullah and Abbas Effendi | Phelps, Myron H. | 1903 | Knickerbocker Press | Book |
| The Life and Teachings of Abbas Effendi : A Study of the Religion of the Babis, or Beha'is Founded by the Persian Bab and by his Successors, Beha Ullah and Abbas Effendi | Phelps, Myron H. | 1904 | Knickerbocker Press | Book |
| The Life and Teachings of Abbas Effendi : A Study of the Religion of the Babis, or Beha'is Founded by the Persian Bab and by his Successors, Beha Ullah and Abbas Effendi | Phelps, Myron H. | 1912 | G. P. Putnam's Sons | Book |
| The Life and Times of a Good Keen Man | Crump, Barry | 1992 | Barry Crump Associates | Book |
| The Life and Times of Charles Dunning : Knight of Bahá'u'lláh to the Orkney Islands | Munro, Keith and Dunning, Charles | 2023 | Learmont Publishing | Book |
| The Life of 'Abdu'l-Bahá | Hastie, Helena | 2013 | Warwick Bahá'í Bookshop | Book |
| The Life of a Pioneer : Brigitte Lundblade-Hasselblatt, Knight of Bahá'u'lláh for the Shetland Islands and Mother of the Estonian Bahá'í Community | Pfaff-Grossmann, Susanne | 2008 | Island Resort Publishing | Book |
| The Life of Alexander Whyte | Barbour, G. F. | 1924 | Hodder and Stoughton ; Toronto : Upper Canada Tract Society | Book |
| The Life of Alexander Whyte, D.D. | Barbour, G. F. | 1925 | George H. Doran Co. | Book |
| The Life of Alexander Whyte, D.D. | Barbour, G. F. | 1923 | George H. Doran Co. | Book |
| The Life of Alexander Whyte, D.D. | Barbour, G. F. | 1923 | Hodder & Stoughton | Book |
| The Life of Bahá'u'lláh | 2010 | Bahá'í National Center | Book | |
| The Life of Bahá'u'lláh | 2013 | [Publisher not stated] | Book | |
| The Life of Bahá'u'lláh | Hastie, Helena | 2013 | Warwick Bahá'í Bookshop | Book |
| The Life of Bahá'u'lláh | Lopez Charepo, Melissa | 2017 | CreateSpace | Book |
| The Life of Bahá'u'lláh | López Charepoo, Melissa | 2017 | Createspace | Book |
| The Life of Bahá'u'lláh | Thorpe, W. Keith | 2003 | National Spiritual Assembly of the Bahá'ís of Trinidad and Tobago | Book |
| The Life of Bahá'u'lláh : A Treasury of Stories from Brilliant Star : Celebrating the 200th Birthday of Bahá'u'lláh | 2017 | Bahá'í Publishing | Book | |
| The Life of Laura Barney | Khademi, Mona | 2022 | George Ronald | Book |
| The Life of May Brown in Her Own Words | Herrmann, Duane L. | 1994 | Buffalo Press | Book |
| The Life of the Báb | Hastie, Helena | 2013 | Warwick Bahá'í Bookshop | Book |
| The Life of the Báb | López Charepoo, Melissa | 2019 | Createspace | Book |
| The Life of the Guardian Shoghi Effendi | Hastie, Helena | 2013 | Warwick Bahá'í Bookshop | Book |
| The Life of the Master, Abdu'l Baha | 1937 | Baha'i Assembly | Book | |
| The Life of the Soul | 1991 | Spiritual Assembly of the Bahá'ís of Warwick | Book | |
| The Life of the Soul | 1992 | Bahá'í Booksource | Book | |
| The Life of the Soul | 1995 | Bahá'í Booksource | Book | |
| The Life of the Spirit and the Life of To-Day | Underhill, Evelyn | 1923 | Methuen & Co. | Book |
| The Life of the Spirit and the Life of To-Day | Underhill, Evelyn | 1928 | E. P. Dutton | Book |
| The Life of the Spirit and the Life of To-Day | Underhill, Evelyn | 1922 | E. P. Dutton | Book |
| The Life of the Spirit and the Life of To-Day | Underhill, Evelyn | 1922 | Methuen & Co. | Book |
| The Life of Thomas Breakwell | Lakshman-Lepain, Rajwantee | 1998 | Bahá'í Publishing Trust | Book |
| The Life of Zamenhof | Privat, Edmond | 1931 | George Allen & Unwin | Book |
| The Life Story of Dr. Sa'eed of Iran : Kurdish Physician to Princes and Peasants, Nobles and Nomads | Rasooli, Jay M. and Allen, Cady H. | 1958 | Grand Rapids International Publications | Book |
| The Lifeblood : A Deepening Course on the Bahá'í Funds | National Spiritual Assembly of the Bahá'ís of the United States. Office of the Treasurer | 2016 | Office of the Treasurer | Book |
| The Lifeblood of the Cause : The National Baha'i Fund | National Spiritual Assembly of the Bahá'ís of Zambia | 1988 | National Spiritual Assembly of the Bahá'ís of Zambia | Book |
| The Lifestyles of Islam : Recourse to Classicism, Need of Realism | Nieuwenhuijze, C. A. O. van | 1985 | E. J. Brill | Book |
| The Light at the Center : Context and Pretext of Modern Mysticism | Bharati, Agehananda | 1976 | Ross-Erikson | Book |
| The Light of a Good Character : Book 3 | 2000 | New Era Development Institute | Book | |
| The Light of Bahá'u'lláh : An Introduction to the Bahá'í Faith | 2018 | Bahá'í Publishing Agency | Book | |
| The Light of Bahá'u'lláh : An Introduction to the Bahá'í Faith | 1986 | Bahá'í Publishing Trust | Book | |
| The Light of Bahá'u'lláh : An Introduction to the Bahá'í Faith | 1982 | Bahá'í Publishing Trust | Book | |
| The Light of Bahá'u'lláh : An Introduction to the Bahá'í Faith | 1988 | Bahá'í Publishing Trust | Book | |
| The Light of Bahá'u'lláh : An Introduction to the Bahá'í Faith | 1983 | Bahá'í Service for the Blind | Book | |
| The Light of Bahá'u'lláh : An Introduction to the Bahá'í Faith | 1987 | Bahá'í Publishing Trust | Book | |
| The Light of Divine Guidance : The Messages from the Guardian of the Bahá'í Faith to the Bahá'ís of Germany and Austria | Shoghi Effendi | 1982 | Bahá'í-Verlag | Book |
| The Light of Divine Guidance, Second Volume : Letters from the Guardian of the Bahá'í Faith to Individual Believers, Groups and Bahá'í Communities in Germany and Austria | Shoghi Effendi | 1985 | Bahá'í-Verlag | Book |
| The Light of God : The Glorious Revelation | Fitz-Gerald, Nathan Ward | 1916 | Fitz-Gerald | Book |
| The Light of Good Character : Coloring Book | 1986 | National Spiritual Assembly of the Bahá'ís of Saint Lucia] | Book | |
| The Light of the World | Latimer, George Orr | 1920 | George Orr Latimer | Book |
| The Light of the World : A Brief Comparative Study of Christianity and Non-Christian Religions | Speer, Robert E. | 1911 | Central Committee on the United Study of Missions | Book |
| The Light of the World : A Memoir | Amare, Zelalem | 2026 | One Planet International School | Book |
| The Light of Unity : Healing Racism | 1998 | Bahá'í Publishing Trust | Book | |
| The Light of Unity : The Equality of Women and Men | 1999 | Bahá'í Publishing Trust | Book | |
| The Light of Unity : The Family | 1999 | Bahá'í Publishing Trust | Book | |
| The Light of Unity : The Power of Prayer | 1999 | Bahá'í Publishing Trust | Book | |
| The Light on Singing Mountain | Goldstein, Kit | 1973 | National Spiritual Assembly of the Bahá'ís of Panama | Book |
| The Light Shineth in Darkness : Five Studies in Revelation after Christ | Schaefer, Udo | 1977 | George Ronald | Book |
| The Light Shineth in Darkness : Five Studies in Revelation after Christ | Schaefer, Udo | 1979 | George Ronald | Book |
| The Light Shineth in Darkness : Five Studies in Revelation after Christ | Schaefer, Udo | 1980 | George Ronald | Book |
| The Light World | Niderost, Heather I. | 1996 | Nine Pines Publishing | Book |
| The Light World | Niderost, Heather I. | 1990 | Bahá'í Canada Publications | Book |
| The Line of Succession from Bahá'u'lláh : The Lesser Covenant | 1994 | Mother Bahá'í Council of the U.S. | Book | |
| The Lion and the Lizard | Rawlinson, Jane | 1987 | Lorevan Publishing | Book |
| The Lion and the Lizard | Rawlinson, Jane | 1986 | André Deutsch | Book |
| The Lion of God : The Death of Charles Mason Remey | Spataro, Francis C. | 1981 | Remey Society | Book |
| The Little Book of Solace : Insights from the Bahá’í Writings to bring comfort, increase resilience and find joy in times of hardship | 2022 | EYFOH Publishing | Book | |
| The Little Stars Coloring Book | Coker, Lynn | 1984 | Louhelen Bahá'í School] | Book |
| The Local Spiritual Assemblies : (Based on Extracts of Communications from the Universal House of Justice) | Universal House of Justice | 1970 | National Spiritual Assembly of the Bahá'ís of the United States] | Book |
| The Local Spiritual Assemblt Election Form | National Spiritual Assembly of the Bahá'ís of Nigeria | 1992 | National Spiritual Assembly of the Bahá'ís of Nigeria | Book |
| The Local Spiritual Assembly | National Spiritual Assembly of the Bahá'ís of Jamaica | 1989 | National Spiritual Assembly of the Bahá'ís of Jamaica | Book |
| The Local Spiritual Assembly | 1970 | National Spiritual Assembly of the Bahá'ís of Canada | Book | |
| The Local Spiritual Assembly | 1965 | National Spiritual Assembly of the Bahá'ís of Alaska] | Book | |
| The Local Spiritual Assembly | 1978 | National Spiritual Assembly of the Bahá'ís of Cameroon] | Book | |
| The Local Spiritual Assembly | 1977 | National Spiritual Assembly of the Bahá'ís of Togo] | Book | |
| The Local Spiritual Assembly | 1978 | National Spiritual Assembly of the Bahá'ís of the Hawaiian Islands for theNational Spiritual Assembly of the Bahá'ís of the Caroline Islands | Book | |
| The Local Spiritual Assembly | 1979 | Bahá'í Publishing Trust | Book | |
| The Local Spiritual Assembly | 1975 | Bahá'í Publishing Trust | Book | |
| The Local Spiritual Assembly | National Spiritual Assembly of the Bahá'ís of Cameroon. Consolidation Committee | 1979 | National Spiritual Assembly of the Bahá'ís of Cameroon | Book |
| The Local Spiritual Assembly : A Compilation of Extracts from the Writings of Bahá’u’lláh, the Báb and 'Abdu’l-Bahá and the Letters of Shoghi Effendi, and the Universal House of Justice | 2021 | Bahá'í Publications Australia | Book | |
| The Local Spiritual Assembly : A Divinely Ordained Institution | National Spiritual Assembly of the Bahá'ís of the United States. National Education Committee | 1981 | National Education Committee of the Bahá'ís of the United States | Book |
| The Local Spiritual Assembly : A Guidebook for Kenya | 1973 | National Education Committee of the National Spiritual Assembly of the Bahá'ís of Kenya | Book | |
| The Local Spiritual Assembly : An Institution of the Bahá'í Administrative Order | 1970 | Bahá'í Publishing Trust | Book | |
| The Local Spiritual Assembly : Video Guide | Rutstein, Dale | 1991 | Continental Board of Counsellors for Protection and Propagation of the Baha'i Faith in Australasia : National Spiritual Assembly of the Baha'i's [sic] of Papua New Guinea | Book |
| The Local Spiritual Assembly and the Bahá'i Fund | National Spiritual Assembly of the Bahá'ís of the United States. National Education Committee | 1983 | National Education Committee of the Bahá'ís of the United States | Book |
| The Logic of the Revelation of St. John | Beebe, Stephen | 1998 | Bahá'í Publishing Trust | Book |
| The Logosophism of the Baha'i Faith, Druze Religion and Mandaeism | Deleanu, Daniel | 2013 | Lulu : Logostar Press | Book |
| The Loneliest Revolution : A Memoir of Solidarity and Struggle in Iran | Mirsepassi, Ali | 2023 | Edinburgh University Press | Book |
| The Lonely Stranger : Duet | Matthisen, Nina B. and Pettersen, Rena M. O | 1931 | Nina B. Matthisen | Book |
| The Lonely Warrior : The Life and Times of Robert S. Abbott | Ottley, Roi | 1955 | Regnery | Book |
| The Long Search | Smart, Ninian | 1977 | Little, Brown & Co. | Book |
| The Longman Companion to the Middle East Since 1914 | Ovendale, Ritchie | 1992 | Longman | Book |
| The Loom of God : Mathematical Tapestries at the Edge of Time | Pickover, Clifford A. | 1997 | Plenum Publishing | Book |
| The Lord Is One | Weinberg, Seymour | 1963 | Bahá'í Publishing Trust | Book |
| The Lord Is One | Weinberg, Seymour | 1967 | Bahá'í Publishing Trust | Book |
| The Lord Is One | Weinberg, Seymour | 1976 | Bahá'í Publishing Trust | Book |
| The Lord Our God, the Lord Is One | 1960 | Bahá'í Publishing Trust | Book | |
| The Lord R God Made the Earth : Do You Part - Take Care of It! | 1990 | Bahá'ís of Dalton | Book | |
| The Lore Model : The Human History of Hell, Our Life on Earth without Oneness | Walker, Julie Burns and Christensen, Deborah | 2010 | Oneness Model | Book |
| The Lotus Temple : A Selection of Articles on the Bahá'í House of Worship in New Delhi, India | 1990 | Bahá'í International Community, Office of Public Information | Book | |
| The Louis G. Gregory Bahá'í Institute 1977 Summer Program | Louis G. Gregory Bahá'í Institute (Hemingway, S.C.) | 1977 | Louis G. Gregory Bahá'í Institute | Book |
| The Louis G. Gregory Bahá'í Institute Program of Dedication | Louis G. Gregory Bahá'í Institute (Hemingway, S.C.) | 1972 | Louis G. Gregory Bahá'í Institute | Book |
| The Love of Bahá'u'lláh | Mehrabi, Jacqueline | 1992 | Oneworld | Book |
| The Love of God : An Introductory Selection of Bahá'í Prayers | 1980 | Bahá'í Faith Manchester Centre | Book | |
| The Love of God : An Introductory Selection of Bahá'í Prayers | 1972 | Bahá'í Publishing Trust | Book | |
| The Love of God : Baha'i Lesson Plans, Level Two | 1986 | National Spiritual Assembly of the Baha'is of Zambia | Book | |
| The Love of God : Some Bahá'í Prayers to Bring Us, Our Family and Friends Closer to God | 1990 | Bahá'í Publishing Trust | Book | |
| The Lover at the Wall : 3 Plays on Bahá'í Subjects | Perry, Mark E | 2011 | Drama Circle | Book |
| The Lover's Voice : Selected Poems | Denizé, Donna | 1997 | Hickory House | Book |
| The Lure of the Cults & New Religions : Why They Attract & What We Can Do | Enroth, Ronald | 1987 | InterVarsity Press | Book |
| The Macau Baha'i Community in the Early Years | Sims, Barbara R. | 1991 | Baha'i Publishing Trust of Japan | Book |
| The Mad Messiah : Osama Bin Laden and the Seeds of Terror | Devji, Mantoshe Singh | 2002 | Inkwell Productions | Book |
| The Magic Art and the Evolution of Kings | Frazer, James George | 1976 | St. Martin's Press | Book |
| The Magic Box | McClymont, Hoda | 2025 | Hoda McClymont | Book |
| The Magic Powder : History of the Universal Atlas Cement Company and the Cement Industry | Hadley, Earl I. | 1945 | Putnam | Book |
| The Magical Origin of Kings | Frazer, James George | 1968 | Dawsons of Pall Mall | Book |
| The Magnet of Divine Blessings : The Prince of All Goodly Deeds : Guidelines on Teaching the Cause of God from Bahá'í, Islamic, Christian, an Jewish Scriptures | 2008 | Global Perspective | Book | |
| The Maid-Servants of God : A Compilation | 1973 | National Education Committee of Kenya | Book | |
| The Majesty and Greatness of the Local Spiritual Assembly | Sears, William | 1977 | Bahá'í Publishing Trust | Book |
| The Making of Exile Cultures : Iranian Television in Los Angeles | Naficy, Hamid | 1993 | University of Minnesota Press | Book |
| The Making of Iran's Islamic Revolution : From Monarchy to Islamic Republic | Milani, Mohsen M. | 1988 | Westview Press | Book |
| The Making of the Temple : Duet | Matthisen, Nina B. and Bolton, Janet | 1931 | Nina B. Matthisen | Book |
| The Man in the Mirror : A True Inside Story of Revolution, Love and Treachery in Iran | Jerome, Carole | 1988 | Unwin Hyman | Book |
| The Man on My Back : An Autobiography | Linklater, Eric | 1941 | Macmillan & Co. | Book |
| The Man Who Made Concrete Beautiful : A Biography of John Joseph Earley | Cron, Frederick W. | 1977 | Centennial Publications | Book |
| The Man Who Shot the Great War : The Remarkable Story of George Hackney, the Belfast Soldier Who Took His Camera to War | Scott, Mark | 2016 | Colourpoint Books, an imprint of Colourpoint Creative Ltd, | Book |
| The Mandelbaum Gate | Spark, Muriel | 1965 | Alfred A. Knopf | Book |
| The Mandelbaum Gate | Spark, Muriel | 1967 | Fawcett Publications, Inc. | Book |
| The Mandelbaum Gate | Spark, Muriel | 1965 | Macmillan London Limited | Book |
| The Manifestation | Entzminger, Albert P. | 1937 | Bahá'í Publishing Committee | Book |
| The Manifestation | Entzminger, Albert P. | 1937 | Bahá'í Publishing Committee | Book |
| The Manifestation of God : Teacher's Guide with Lesson Plans for Ages 8-12 | Gottlieb, Randie S. | 2008 | UnityWorks | Book |
| The Manifestations of God | Faizi, Gloria | 1975 | Bahá'í Publishing Trust | Book |
| The Mantle of the Prophet : Religion and Politics in Iran | Mottahedeh, Roy | 1985 | Simon and Schuster | Book |
| The Many Ways of Being : A Guide to Spiritual Groups and Growth Centres in Britain | 1976 | Abacus | Book | |
| The Maps of Acre: An Historical Cartography | Dichter, B. | 1973 | Municipality of Acre | Book |
| The March of Faith : The Story of Religion in America Since 1865 | Garrison, Winfred E. | 1971 | Greenwood Press | Book |
| The March of Faith : The Story of Religion in America Since 1865 | Garrison, Winfred E. | 1933 | Harper & Brothers | Book |
| The March of the Institutions : A Commentary on the Interdependence of Rulers and Learned | Braun, Eunice | 1984 | George Ronald | Book |
| The Martyr-Prophet of a World Faith | Sears, William | 1950 | Bahá'í Publishing Committee | Book |
| The Martyr-Prophet of a World Faith : Commemorating the Centenary of the Martyrdom of the Bab, July 9, 1850-July 9, 1950 | 1950 | National Spiritual Assembly of the Bahá'ís of India, Pakistan and Burma | Book | |
| The Martyrdom of the Báb : A Compilation | 1992 | Kalimát Press | Book | |
| The Martyrs (True Stories of Heroism) | Frost, Betty | 2015 | Nightingale Press | Book |
| The Maryknoll Catholic Dictionary | 1965 | Grosset & Dunlap | Book | |
| The Master in 'Akká | Phelps, Myron H. | 1985 | Kalimát Press | Book |
| The Master in Egypt : A Compilation | Scholl, Steven and Rabbani, Ahang | 2021 | Kalimat Press | Book |
| The Master Key : Unlocking the Hearts of Humankind : A Guide to the Bahá'í Writings Published by the Bahá'í Publishing Trust | 1992 | Bahá'í Publishing Trust | Book | |
| The Maxim of Bahaism | Haddad, Anton F. | 1910 | Bahai Publishing Society | Book |
| The Maxim of Bahaism | Haddad, Anton F. | 1901 | Board of Counsel | Book |
| The Maxwell Project : The Architecture of Edward and William Sutherland Maxwell = Projet Maxwell : l'héritage architecturel des Montréalais Edward et William S. Maxwell | Maxwell Project (Montreal, P.Q.) | 1988 | Maxwell Project | Book |
| The Maxwells of Montreal | Nakhjavání, Violette and Nakhjavani, Bahiyyih | 2011–2012 | George Ronald | Book |
| The Meaning of Covenant-Breaking | National Spiritual Assembly of the Bahá'ís of the United States | 1958 | Los Angeles Spiritual Assembly | Book |
| The Meaning of Deepening : Gaining a Clearer Apprehension of the Purpose of God for Man | Jordan, Daniel C. | 1973 | Bahá'í Publishing Trust | Book |
| The Meaning of Deepening : Gaining a Clearer Apprehension of the Purpose of God for Man | Jordan, Daniel C. | 1980 | Bahá'í Publishing Trust | Book |
| The Meaning of Deepening : Gaining a Clearer Apprehension of the Purpose of God for Man | Jordan, Daniel C. | 1977 | Bahá'í Publishing Trust | Book |
| The Meaning of Deepening : Gaining a Clearer Apprehension of the Purpose of God for Man | Jordan, Daniel C. | 1973 | Bahá'í Publishing Trust | Book |
| The Meaning of Deepening : Gaining a Clearer Apprehension of the Purpose of God for Man | Jordan, Daniel C. | 1974 | Bahá'í Service for the Blind | Book |
| The Meaning of Life | Cobb, Stanwood | 1932 | Life Guidance Society | Book |
| The Meaning of Life : Reflections in Words and Pictures on Why We Are Here | Friend, David | 1991 | Little Brown and Company | Book |
| The Meaning of Religion for Man | Randall, John Herman | 1968 | Harper & Row | Book |
| The Meaning of Suffering | 1991 | Spiritual Assembly of the Bahá'ís of Warwick | Book | |
| The Meaning of Suffering & the Mystery of Sacrifice : Selections from the Bahá'í Holy Writings | 2007 | Juxta Publishing | Book | |
| The Meaning of Suffering & the Mystery of Sacrifice : Selections from the Bahá'í Holy Writings | 2007 | Juxta Publishing | Book | |
| The Meaning of Worship : The Purpose of the Bahá'í House of Worship | Holley, Horace | 1960 | Bahá'í Publishing Trust | Book |
| The Meaning of Worship : The Purpose of the Bahá'í House of Worship | Holley, Horace | 1953 | Bahá'í Publishing Committee | Book |
| The Meaning of Worship : The Purpose of the Bahá'í House of Worship | Holley, Horace | 1980 | Bahá'í Publishing Trust | Book |
| The Means of Triumph | Shoghi Effendi | 1970 | National Spritual Assembly of the Bahá'ís of Tanzania | Book |
| The Meeting of Eastern and Western Art | Sullivan, Michael | 1989 | University of California Press | Book |
| The Memoirs of Sir Ronald Storrs | Storrs, Ronald | 1937 | G. P. Putnam's Sons | Book |
| The Memoirs of Sir Ronald Storrs | Storrs, Ronald | 1972 | Arno | Book |
| The Memorial Services of Abdul-Baha on Mount Carmel, Palestine : Accounts from Letters and Newspapers | 1922 | [Publisher not stated] | Book | |
| The Mending Wing | Whitten, Thaya | 1985 | Studio Kolbé | Book |
| The Mention of God : A Selection of Bahá'í Prayers | 1971 | Bahá'í Publishing Trust | Book | |
| The Mention of God : A Selection of Bahá'í Prayers | 1980 | National Spiritual Assembly of the Bahá'ís of Jamaica | Book | |
| The Merchant and the Parrot : Mideastern Stories as Tools in Psychotherapy | Peseschkian, Nossrat | 1982 | Vantage Press | Book |
| The Message Given to Me by Extra-Terrestrials : They Took Me to Their Planet | Vorilhon, Claude (Raël) | 1986 | AOM | Book |
| The Message of Bahá'u'lláh | 1983 | National Spiritual Assembly of the Bahá'ís of Thailand] | Book | |
| The Message of Bahá'u'lláh | 1968 | Bahá'í Publishing Trust | Book | |
| The Message of Bahá'u'lláh | 1968 | Bahá'í Publishing Trust | Book | |
| The Message of Bahá'u'lláh | Esslemont, J. E. | 1960 | Bahá'í Publishing Trust | Book |
| The Message of Bahá'u'lláh | 1989 | National Spiritual Assembly of the Bahá'ís of Malaysia] | Book | |
| The Message of Bahá'u'lláh | Esslemont, J. E. | 1976 | Bahá'í Publishing Trust | Book |
| The Message of Bahá'u'lláh | Esslemont, J. E. | 1949 | Bahá'í Publishing Trust | Book |
| The Message of Bahá'u'lláh | Esslemont, J. E. | 1945 | Bahá'í Publishing Trust | Book |
| The Message of Baha'u'llah : A Consolidation Handbook | 1989 | National Spiritual Assembly of the Bahá'ís of Malaysia] | Book | |
| The Message of Mohammed | Wadia, Ardaser Sorabjee N. | 1923 | J. M. Dent & Sons | Book |
| The Message of the Book of Revelation | Allen, Cady H. | 1939 | Cokesbury Press | Book |
| The Message of the Kingdom of God | Brittingham, James F. | 1900 | [Publisher not stated] | Book |
| The Message of the Kingdom of God | Brittingham, James F. | 1909 | [Publisher not stated] | Book |
| The Message of the Masters | Scrutton, Robert J. | 1982 | Neville Spearman | Book |
| The Message of the New History Society to the Youth of Europe | Sohrab, Ahmad | 1930 | New History Society | Book |
| The Message of Unity : The Bahai Movement | Remey, Charles Mason | 1908 | Bahai Assembly of Washington | Book |
| The Messengers of God Are One : Religion Renewed and the World United | 1969 | Bahá'í Publishing Trust | Book | |
| The Messengers of God Are One : Religion Renewed and the World United | 1980 | Bahá'í Publishing Trust | Book | |
| The Messiah of Shiraz : Studies in Early and Middle Babism | MacEoin, Denis Martin | 2009 | Brill | Book |
| The Metaphorical Nature of Physical Reality | Hatcher, John S. | 1977 | Canadian Association for Studies on the Bahá'í Faith | Book |
| The Metropolis of Satan : Evil and the Devil in Bahá'í-Christian Dialog | Matthews, Gary L. | 1999 | Stonehaven Press | Book |
| The Middle East | Spencer, William | 1994 | Dushkin Publishing Group | Book |
| The Middle East - A History | Fisher, Sydney Nettleton | 1979 | Alfred A. Knopf | Book |
| The Middle East : A Physical, Social and Regional Geography | Fisher, W. B. | 1978 | Methuen | Book |
| The Middle East : A Physical, Social and Regional Geography | Fisher, W. B. | 1971 | Methuen & Co. | Book |
| The Middle East : A Political and Economic Survey | 1950 | Royal Institute of International Affairs | Book | |
| The Middle East : A Political and Economic Survey | 1958 | Oxford University Press | Book | |
| The Middle East : A Political and Economic Survey | 1980 | Oxford University Press | Book | |
| The Middle East : A Political and Economic Survey | 1955 | Royal Institute of International Affairs | Book | |
| The Middle East : A Political Dictionary | Ziring, Lawrence | 1992 | ABC-CLIO | Book |
| The Middle East : A Social Geography | Longrigg, Stephen H. | 1970 | Gerald Duckworth | Book |
| The Middle East : A Social Geography | Longrigg, Stephen H. | 1963 | Aldine Publishing Co. | Book |
| The Middle East : A Social Geography | Longrigg, Stephen H. | 1970 | Aldine Publishing Co. | Book |
| The Middle East : A Social Geography | Longrigg, Stephen H. | 1963 | Gerald Duckworth | Book |
| The Middle East : Crossroads of History | Ben-Horin, Eliahu | 1943 | W. W. Norton | Book |
| The Middle East : Fourteen Islamic Centuries | Perry, Glenn E. | 1983 | Prentice-Hall, Inc. | Book |
| The Middle East : Fourteen Islamic Centuries | Perry, Glenn E. | 1992 | Prentice Hall | Book |
| The Middle East : Politics and Power | Bill, James Alban and Leiden, Carl | 1974 | Allyn and Bacon | Book |
| The Middle East : The Arab States in Pictures | 1980 | Sterling Publishing Co. ; London : Oak Tree Press | Book | |
| The Middle East and North Africa, 1971-1972 | 1971 | Europa Publications | Book | |
| The Middle East and North Africa, 1975 -76 | 1975 | Europa Publications | Book | |
| The Middle East and South Asia, 1990 | Russell, Malcolm B. | 1990 | Stryker-Post Publications | Book |
| The Middle East and South Asia, 1994 | Russell, Malcolm B. | 1994 | Stryker-Post Publications | Book |
| The Middle East in World Affairs | Lenczowski, George | 1980 | Cornell University Press | Book |
| The Middle East in World Affairs | Lenczowski, George | 1952 | Cornell University Press | Book |
| The Middle East in World Affairs | Lenczowski, George | 1956 | Cornell University Press | Book |
| The Middle East Military Balance, 1987-1988 : A Comprehensive Data Base & In-Depth Analysis of Regional Strategic Issues | Levran, Aharon and Eytan, Zeev | 1988 | Jaffee Center for Strategic Studies : Jerusalem Post | Book |
| The Middle East Political Dictionary | Ziring, Lawrence | 1984 | ABC-CLIO Information Services | Book |
| The Middle East Since 1914 | Ovendale, Ritchie | 1992 | Longman | Book |
| The Middle Eastern Founders of Religion : Moses, Jesus, Muhammad, Zoroaster, and Bahá'u'lláh | Nigosian, Solomon | 2016 | Sussex Academic Press | Book |
| The Middle Eastern Question, or Some Problems of Middle Eastern Defence | Chirol, Valentine | 1903 | John Murray | Book |
| The Millennium Book of Prophecy : 777 Visions and Predictions from Nostradamus, Edgar Cayce, Gurdjieff, Tamo-San, Madame Blavatsky, Old and New Testament Prophets and 89 Others | Hogue, John | 1994 | Harper Books | Book |
| The Millennium Is Possible | Hamilton, Joseph George | 1918 | [Publisher not stated] | Book |
| The Mind of Whitehead : Adventure in Ideas | Faber, Roland | 2023 | Pickwick Publications | Book |
| The Mines of Isaiah Re-explored | Cheyne, T. K. | 1912 | Adam and Charles Black | Book |
| The Ministry of the Custodians, 1957-1963 : An Account of the Stewardship of the Hands of the Cause | Hands of the Cause of God | 1997 | Bahá'í World Centre | Book |
| The Ministry of the Custodians, 1957-1963 : An Account of the Stewardship of the Hands of the Cause | Hands of the Cause of God | 1992 | Bahá'í World Centre | Book |
| The Miracle | Sreenivasan, M. M. | 1985 | Baha'i Publication released by Family Systems Sdn. Bhd. | Book |
| The Mission of Bahá'u'lláh | Townshend, George | 1944 | Bahá'í Publishing Committee | Book |
| The Mission of Bahá'u'lláh | Bahá'u'lláh | 1952 | Bahá'í Publishing Trust | Book |
| The Mission of Bahá'u'lláh | Bahá'u'lláh | 1971 | Bahá'í Publishing Trust | Book |
| The Mission of Bahá'u'lláh | Bahá'u'lláh | 1953 | Bahá'í Service for the Blind | Book |
| The Mission of Bahá'u'lláh | Bahá'u'lláh | 1977 | Bahá'í Service for the Blind | Book |
| The Mission of Bahá'u'lláh : A Compilation from the Bahá'í Writings | 1988 | Continental Board of Counsellors in Australasia : National Spiritual Assembly of the Bahá'ís of Australia | Book | |
| The Mission of Bahá'u'lláh and Other Literary Pieces | Townshend, George | 1967 | Bahá'í Publishing Trust | Book |
| The Mission of Bahá'u'lláh and Other Literary Pieces | Townshend, George | 1965 | George Ronald | Book |
| The Mission of Bahá'u'lláh and Other Literary Pieces | Townshend, George | 1952 | George Ronald | Book |
| The Mission of Israel | 1963 | Robert Speller & Sons | Book | |
| The Mission of This Generation : A Compilation & Study Guide of Messages from the Universal House of Justice to Bahá'í Youth | Universal House of Justice | 1996 | Bahá'í Publishing Trust | Book |
| The Missionary Herald : Reports from Northern Iraq, 1833-1870 | 1997 | NABU Publications, published for Royal Institute for Inter-Faith Studies, Amman, Jordan | Book | |
| The Model Bahá'í Radio Station | Ruhe, David S. | 1993 | International Bahá'í Audio-Visual Centre | Book |
| The Modern Encyclopedia : A New Library of World Knowledge | 1935 | Grosset & Dunlap : Wm. H. Wise | Book | |
| The Modern Reader's Guide to Religion | Watts, Harold H. | 1964 | Barnes & Noble | Book |
| The Modern Renaissance : An Approach to a Healthier Society | Mobine, Reza R. | 1992 | Reza R. Mobine : Bahá'í Publications Australia [distributor] | Book |
| The Modern Social Religion | Holley, Horace | 1913 | Sidgwick & Jackson, Ltd. | Book |
| The Modernization of Iran, 1921-1941 | Banani, Amin | 1961 | Stanford University Press | Book |
| The Mohammedan World of To-Day | 1976 | Chugh Publications | Book | |
| The Mohammedan World of Today : Being papers read at the First Missionary Conference on behalf of the Mohammedan World at Cairo April 4th-9th, 1906 | 1906 | Fleming Revell | Book | |
| The Momen (Ulfat) Family History = Ulfat Mu'min | Momen, Moojan | 2018 | Moojan Momen | Book |
| The Moment of Decision : A Bahá'í View | 1991 | Roses for Teaching] | Book | |
| The Monotheists : Jews, Christians, and Muslims in Conflict and Competition | Peters, F. E. | 2003 | Princeton University Press | Book |
| The Monsalvat School for the Comparative Study of Religion : At Greenacre, Eliot, York Co., Maine, U.S. : Sixth Annual Session, July-August, 1901 | Monsalvat School for the Comparative Study of Religion (Eliot, Me.) | 1901 | Monsalvat School for the Comparative Study of Religion | Book |
| The Moon : The Cycles and Fortunes of Life | Rudhyar, Dane | 1946 | David McKay Company | Book |
| The Moon Was There : Glimpses from the Báb’s Childhood for Young Children | Rahimi, Alhan | 2019 | Alhan Rahimi | Book |
| The Morning Breaks : Stories of Conversion and Faith in the Former Soviet Union | Biddulph, Howard L. | 1996 | Deseret Book Co. | Book |
| The Moslem Faces the Future : An Introduction to the Study of the Moslem World | Sailer, T. H. P. | 1926 | Missionary Education Movement of the United States and Canada | Book |
| The Moslem World | Zwemer, Samuel M. | 1908 | Young People's Missionary Movement of the United States and Canada | Book |
| The Moslem World | Zwemer, Samuel M. | 1908 | Foreign Board of Missions of the Presbyterian Church in the USA | Book |
| The Moslem World of To-Day | 1925 | Hodder and Stoughton | Book | |
| The Most Challenging Issue | Shoghi Effendi | 1991 | [Publisher not stated] | Book |
| The Most Challenging Issue : Excerpted from The Advent of Divine Justice by Shoghi Effendi | Shoghi Effendi | 1992 | [Publisher not stated] | Book |
| The Most Challenging Issue : The Baha'i Community and Racial Prejudice : A Compilation | 1982 | Most Challenging Issue Seminar Committee, Spiritual Assembly of the Baha'is of Wilmette, Illinois | Book | |
| The Most Great Peace | 1916 | Tudor Press | Book | |
| The Most Great Peace | 1930 | Local Spiritual Assembly of the Bahá'ís of the City of New York | Book | |
| The Most Great Peace | 'Abdu'l-Bahá | 1985 | Bahá'í Publishing Trust | Book |
| The Most Great Peace : A New Phase of Human Thought | Holley, Marion | 1930 | Bahá'í Publishing Committee | Book |
| The Most Holy Tablet | Bahá'u'lláh | 1995 | Nightingale Books | Book |
| The Most Holy Tablet : Sometimes Referred to as Tablet to the Christians | Bahá'u'lláh | 1994 | [Publisher not stated] | Book |
| The Most Holy Tablet : Sometimes Referred to as Tablet to the Christians | Bahá'u'lláh | 1993 | [Publisher not stated] | Book |
| The Most Holy Tablet : Sometimes Referred to as Tablet to the Christians | Bahá'u'lláh | 1997 | Goss Enterprises | Book |
| The Most Mighty Branch : Stories from the Life of 'Abdu'l-Bahá | Garst, Hitjo | 2007 | George Ronald | Book |
| The Most Mighty Document | Jensen, Leland | 1980 | Joshua | Book |
| The Mother Temple of Africa, Kampala, Uganda : Dedication | 1961 | [National Spiritual Assembly of the Bahá'ís of Central and East Africa] | Book | |
| The Moths | Basio, R. G. | 1981 | Basio | Book |
| The Mountain of God | Stevens, E. S. | 1911 | Mills & Boon | Book |
| The Mountain of the Lord : A Baha'i Compilation | 1984 | Ferguson] | Book | |
| The Mountain of the Lord and the Lesser Peace | 1988 | Spiritual Assembly of the Bahá'ís of Burnaby : Auxiliary Board for the Propagation of the Bahá'í Faith | Book | |
| The Music of Seals and Crofts Made Easy for Guitar by Brent Phillips | Seals, James and Phillips, Brent | 1976 | Dawnbreaker Music Co. : Exclusive Selling Agent for the United States and Canada, Warner Bros. Publications | Book |
| The Muslim Neighbors of Pakistan | Brelvi, Mahmud | 1950 | Ripon Printing Press | Book |
| The Muslim World : A Historical Survey | 1981 | E. J. Brill | Book | |
| The Muslim World : A Historical Survey | 1984 | Aldwych Press | Book | |
| The Mutilation of the Will and Testament of 'Abdu'l-Bahá | King, Reginald | 1976 | Orthodox Bahá'í Faith | Book |
| The Mysterious Forces of Civilisation | 'Abdu'l-Bahá | 1910 | Cope & Fenwick | Book |
| The Mysterious Forces of Civilization | 'Abdu'l-Bahá | 1910 | Bahai Publishing Society | Book |
| The Mysterious Forces of Civilization | 'Abdu'l-Bahá | 1918 | Bahai Publishing Society | Book |
| The Mystery of Baptism | Assad'Ullah, Mirza | 1900 | [Publisher not stated] | Book |
| The Mystery of God | 1971 | Bahá'í Publishing Trust | Book | |
| The Mystery of God | 1979 | Bahá'í Publishing Trust | Book | |
| The Mystery of God | 2012 | Baha'i Publishing Trust | Book | |
| The Mystery of Numbers | Schimmel, Annemarie | 1993 | Oxford University Press | Book |
| The Mystery of Sacrifice | National Spiritual Assembly of the Bahá'ís of the United States. Office of the Treasurer | 1980 | Office of the Treasurer | Book |
| The Mystical Chorus : Jung and the Religious Dimension | Broadribb, Donald | 1995 | Millennium Books | Book |
| The Mystical Maze | Means, Pat | 1976 | Campus Crusade for Christ | Book |
| The Mystics of Islam | Nicholson, Reynold A. | 1975 | Routledge and Kegan Paul | Book |
| The Mystics of Islam | Nicholson, Reynold A. | 1966 | Khayats | Book |
| The Naming of Femi's Brother | Barnes, Kiser D. | 1987 | George Ronald | Book |
| The National Bahá'í Fund | National Spiritual Assembly of the Bahá'ís of the United States. Office of the Treasurer | 1985 | National Bahá'í Fund | Book |
| The National Bahá'í Fund : Automatic Contributions | National Spiritual Assembly of the Bahá'ís of the United States. Office of the Treasurer | 1986 | National Bahá'í Fund | Book |
| The National Bahá'í Fund : Reaching Ever Greater Heights : 106th National Convention, April 24-26, 2014 | National Spiritual Assembly of the Bahá'ís of the United States. Office of the Treasurer | 2014 | Office of the Treasurer | Book |
| The National Bahá'í Fund Online : www.MyBahaiFund.us : Online Contribution System | National Spiritual Assembly of the Bahá'ís of the United States. Office of the Treasurer | 2010 | Office of the Treasurer] | Book |
| The National Convention : A Handbook on the Functions, Significance, Principles and Procedures Involved in Baha'i National Conventions | Shoghi Effendi and Universal House of Justice | 1973 | Organizing Committee | Book |
| The National Directory of Magazines : The Most Comprehensive Guide to American Magazines | 1988 | Oxbridge Communication | Book | |
| The National Geographic Desk Reference | 1999 | National Geographic | Book | |
| The National Spiritual Assembly | 1973 | Bahá'í Publishing Trust | Book | |
| The National Spiritual Assembly | 1973 | Bahá'í Service for the Blind | Book | |
| The National Spiritual Assembly | 1972 | Bahá'í Publishing Trust | Book | |
| The National Spiritual Assembly | 1975 | Bahá'í Publishing Trust | Book | |
| The National Spiritual Assembly : A Compilation of Extracts from the Writings of Bahá’u’lláh, the Writings and Utterances of 'Abdu’l-Bahá, the Letters of Shoghi Effendi, and the Letters of the Universal House of Justice | 2023 | Bahá'í Publications Australia | Book | |
| The National Spiritual Assembly : A Compilation of Extracts from the Writings of Bahá’u’lláh, the Writings and Utterances of 'Abdu’l-Bahá, the Letters of Shoghi Effendi, and the Letters of the Universal House of Justice | 2023 | Bahá'í Publishing | Book | |
| The National Spiritual Assembly : A Deepening Course | 1971 | Continental Board of Counsellors in Southern Africa | Book | |
| The National Spiritual Assembly Invites You to the 1997 Stewardship Seminars | 1997 | Office of the Treasurer and Development | Book | |
| The National Spiritual Assembly of the Bahá'ís of Australia, 1934-1984 | National Spiritual Assembly of the Bahá'ís of Australia | 1984 | National Spiritual Assembly of the Bahá'ís of Australia | Book |
| The National Spiritual Assembly of the Bahá'ís of Mauritius, 1964-1989 | National Spiritual Assembly of the Bahá'ís of Mauritius | 1989 | National Spiritual Assembly of the Bahá'ís of Mauritius | Book |
| The National Teaching Committee | National Spiritual Assembly of the Bahá'ís of the United States. National Teaching Committee | 1996 | Bahá'í National Center | Book |
| The National Teaching Committee : A Study Guide | Continental Board of Counsellors in Australasia | 1990 | Continental Board of Counsellors in Australasia | Book |
| The National Youth Task Force Host the First South African Baha'i Summer School in Ciskei | South Africa Bahá'í Summer School (1st : 1982 : Ciskei) | 1982 | National Spiritual Assembly of the Bahá'ís of South and West Africa] | Book |
| The Nationalist Crusade in Syria | MacCallum, Elizabeth P. | 1928 | Foreign Policy Association | Book |
| The Nature of Baha'i Elections | Shoghi Effendi | 1988 | National Spiritual Assembly of the Bahá'ís of Zambia] | Book |
| The Nature of God | 1994 | Spiritual Assembly of the Bahá'ís of Warwick | Book | |
| The Near East - 10,000 Years of History | Asimov, Isaac | 1968 | Houghton Mifflin | Book |
| The Near East - Crossroads of the World | Hall, William H. | 1920 | Interchurch Press | Book |
| The Near East in History | Hitti, Philip K. | 1961 | D. Van Nostrand Co. | Book |
| The Near East Since the First World War : A History to 1995 | Yapp, M. E. | 1996 | Longman | Book |
| The Nearer and Farther East | Zwemer, Samuel M. and Brown, Arthur Judson | 1908 | Macmillan Co. | Book |
| The Need for Divine Laws | Taheri, Soheil | 1991 | Association for Bahá'í Studies, Australia | Book |
| The Needs of the Present Hour | 1974 | Continental Board of Counsellors in Southern Africa | Book | |
| The Neglected Ethic : Cultural and Religious Factors in the Care of Patients | Sampson, A. C. M. | 1982 | McGraw-Hill Book Co. | Book |
| The Negro Church in America | Frazier, E. Franklin | 1964 | Schocken Books | Book |
| The Negro Church in America | Frazier, E. Franklin | 1964 | Liverpool University Press | Book |
| The Negro Problem : Its Significance, Strength, and Solution | Montgomery, Leroy J. | 1950 | Island Press | Book |
| The New Age | 1995 | Bahá'í Booksource | Book | |
| The New Age | 1992 | Bahá'í Booksource | Book | |
| The New Age | 1992 | Spiritual Assembly of the Bahá'ís of Warwick | Book | |
| The New Age : Do You Know in What Day You Are Living? : A Deepening Course | National Spiritual Assembly of the Bahá'ís of Malaysia. National Coordinating Unit | 1960 | National Spiritual Assembly of the Bahá'ís of Malaysia | Book |
| The New Age Encyclopaedia | 1920 | Thomas Nelson and Sons, Ltd. | Book | |
| The New Alliance : WWF's Network on Conservation and Religion | World Wildlife Fund - International | 1991 | WWF International | Book |
| The New Believers : A Survey of Sects, Cults, and Alternative Religions | Barrett, David V. | 2001 | Cassell & Co. | Book |
| The New Book of Knowledge | 1985 | Grolier | Book | |
| The New Books of Revelations : The Inside Story of America's Astounding Religious Cults | Ferguson, Charles W. | 1929 | Doubleday, Doran & Co. | Book |
| The New Books of Revelations : The Inside Story of America's Astounding Religious Cults | Ferguson, Charles W | 1931 | Doubleday, Doran, & Co | Book |
| The New Century Cyclopedia of Names | 1954 | Prentice-Hall | Book | |
| The New Columbia Encyclopedia | 1975 | Columbia University Press | Book | |
| The New Consciousness Sourcebook : Spiritual Community Guide #5 | 1982 | Spiritual Community/NAM | Book | |
| The New Consciousness, 1941-1968 | 1987 | Gale Research Company | Book | |
| The New Day | 1970 | [Publisher not stated] | Book | |
| The New Day | 1960 | N.S.A. of the Baha'is of the British Isles | Book | |
| The New Day : The Bahai Revelation, a Brief Statement of Its History and Teachings | Remey, Charles Mason | 1919 | Bahai Publishing Society [distributor] | Book |
| The New Eden | Sohrab, Ahmad | 1957 | New History Society | Book |
| The New Elect : The Church and New Religious Groups | Tierney, Martin | 1985 | Veritas Publications | Book |
| The New Encyclopaedia Britannica | 1986 | Encyclopaedia Britannica, Inc. | Book | |
| The New Era Educational Complex | New Era Development Institute | 1992 | New Era Development Institute : New Era High School & Junior College | Book |
| The New Era High School : Prospectus for Primary, Secondary, and Higher Secondary | New Era High School (Panchgani, India) | 1970 | New Era High School | Book |
| The New Garden | Fathea'zam, Hushmand | 1985 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1960 | Baha'i Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1963 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1990 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1958 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1985 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1980 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1970 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1971 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1970 | National Spiritual Assembly of the Bahá'ís of the Philippines | Book |
| The New Garden | Fathea'zam, Hushmand | 1978 | National Spiritual Assembly of the Bahá'ís of Bangladesh | Book |
| The New Garden | Fathea'zam, Hushmand | 1980 | Bahá'í Service for the Blind | Book |
| The New Garden | Fathea'zam, Hushmand | 1991 | Bahá'í Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1968 | Baha'i Publishing Trust | Book |
| The New Garden | Fathea'zam, Hushmand | 1992 | Bahá'í Publishing Trust | Book |
| The New Garden : An Introduction to the Bahá'í Faith | Fathea'zam, Hushmand | 2002 | Juxta Publishing | Book |
| The New Gospel : Good News for Christians | Bowes, Eric | 1988 | Kalimát Press | Book |
| The New Hebrides : Information for Prospective Bahá'í Pioneers and Travel-Teachers | National Spiritual Assembly of the Bahá'ís of New Hebrides | 1977 | National Spiritual Assembly of the Bahá'ís of New Hebrides | Book |
| The New History (Táríkh-i-Jadíd) of Mírzá `Alí Muhammed, the Báb | Husayn of Hamadán, Mírzá | 1975 | Philo Press | Book |
| The New Horoscope of Missions | Dennis, James S. | 1908 | Fleming H. Revell | Book |
| The New Humanity : A Compendium of the Ideals of Universal Civilization | Sohrab, Ahmad | 1927 | Persian American Pub. Co. | Book |
| The New Hyperion : From Paris to Marly by Way of the Rhine | Strahan, Edward | 1875 | J.B. Lippincott & Co. | Book |
| The New Illustrated Columbia Encyclopedia | 1978 | Columbia University Press | Book | |
| The New International Encyclopedia | 1902 | Dodd, Mead and Co. | Book | |
| The New Iranian Leadership : Ahmadinejad, Terrorism, Nuclear Ambition, and the Middle East | Alexander, Yonah and Hoenig, Milton M. | 2008 | Praeger Security International | Book |
| The New Iraq : Its Problem of Bedouin Education | Jamali, Mohammed | 1934 | Teacher's College, Columbia University | Book |
| The New Israel Atlas : Bible to Present Day | Vilnay, Zev | 1968 | Israel Universities Press | Book |
| The New Larned History for Ready Reference Reading and Research | 1922 | C. A. Nichols Publishing Co. | Book | |
| The New Life | 1979 | Bahá'í Community | Book | |
| The New Life : Bahá'í World Community | 1960 | National Spiritual Assembly of the Bahá'ís of the United States | Book | |
| The New Millennium : A Bahá'í View | 2000 | Spiritual Assembly of the Bahá'ís of Warwick | Book | |
| The New Millennium Manual : A Once and Future Guide | Clouse, Robert G., Hosack, Robert N. and Pierard, Richard V. | 1999 | Baker Books | Book |
| The New Negro : The Life of Alain Locke | Stewart, Jeffrey C. | 2018 | Oxford University Press | Book |
| The New Penguin Factfinder | Crystal, David | 2003 | Penguin Books | Book |
| The New Practical Reference Library | 1913 | Hanson-Bellows Company | Book | |
| The New Religion | Hamilton, Joseph George and Pease, Frederick O. | 1926 | N.A.U.R. Publishing Society | Book |
| The New Religions of Japan | Thomsen, Harry | 1963 | Charles E. Tuttle | Book |
| The New Religious Movements Experience in America | Gallagher, Eugene V. | 2004 | Greenwood Press | Book |
| The New Religious World | Bancroft, Anne | 1985 | Macdonald | Book |
| The New Revelation : Its Marvelous Message | Fitz-Gerald, Nathan Ward | 1905 | [Fitz-Gerald] | Book |
| The New Rolling Stone Encyclopedia of Rock & Roll | 1995 | Fireside | Book | |
| The New Schaff-Herzog Encyclopedia of Religious Knowledge : Embracing Biblical, Historical, Doctrinal, and Practical Theology and Biblical, Theological, and Ecclesiastical Biography from the Earliest Times to the Present Day. | 1908 | Funk and Wagnalls Company | Book | |
| The New Science of Color | Irwin, Beatrice | 1915 | Union Lithograph Co. | Book |
| The New Science of Colour | Irwin, Beatrice | 1918 | William Rider | Book |
| The New Science of Colour | Irwin, Beatrice | 1923 | William Rider | Book |
| The New Sciences of Religion : Exploring Spirituality from the Outside In and Bottom Up | Grassie, William | 2010 | Palgrave Macmillan | Book |
| The New Standard Jewish Encyclopedia | 1970 | Massada | Book | |
| The New Standard Jewish Encyclopedia | 1970 | Doubleday & Company | Book | |
| The New State of the World Atlas | Kidron, Michael and Segal, Ronald | 1984 | Simon and Schuster | Book |
| The New Steinerbooks Dictionary of the Paranormal | Riland, George | 1982 | Warner Books | Book |
| The New World of Islam | Stoddard, Lothrop | 1921 | Charles Scribner's Sons | Book |
| The New World of Islam | Stoddard, Lothrop | 1921 | Chapman and Hall | Book |
| The New World of Islam | Stoddard, Lothrop | 1922 | Chautauqua Press | Book |
| The New World Order | Robertson, Pat | 1991 | Word Publishers | Book |
| The New World Religion | Kah, Gary H. | 1998 | Hope International Publishing | Book |
| The New York Public Library desk reference | New York Public Library | 2002 | Hyperion | Book |
| The New York Public Library Desk Reference | New York Public Library | 1989 | Webster's New World | Book |
| The New York Public Library Student's Desk Reference | 1993 | Prentice Hall General Reference | Book | |
| The New York Times 2000 Almanac | 1999 | Penguin Reference | Book | |
| The New York Times Almanac 1998 | 1997 | Penguin Reference | Book | |
| The Newly Formed Assembly | National Spiritual Assembly of the Bahá'ís of the United States. National Education Committee | 1981 | National Education Committee of the Bahá'ís of the United States | Book |
| The News of the Holy Land - Appendix to Bahai News No.327 | Meghnot, Jamshid | 1972 | National House of Pakistan | Book |
| The Night Before Ayyám-i-Há | Wood, Sophia Estelle | 2011 | CreateSpace | Book |
| The Night before Christmas : One Man's Story of Spiritual Self-transformation | Crumbaugh, Louard | 2006 | AuthorHouse | Book |
| The Night They Burned the Mountain | Dooley, Tom | 1961 | New American Library | Book |
| The Night They Burned the Mountain | Dooley, Tom | 1960 | Farrar, Straus & Cudahy | Book |
| The Nightingale, Bahá'u'lláh = El Ruiseñor, Bahá'u'lláh | Ruhe-Schoen, Janet | 2004 | Badí' Publishing | Book |
| The Nine Year Plan 2022-2031 : Messages of the Universal House of Justice | Universal House of Justice | 2022 | Palabra Publications | Book |
| The Nine Year Plan 2022-2031 : Messages of the Universal House of Justice | Universal House of Justice | 2022 | Bahá'í Publishing | Book |
| The Nine Year Plan 2022-2031 : Messages of the Universal House of Justice | Universal House of Justice | 2022 | National Spiritual Assembly of the Bahá’ís of Australia Inc. | Book |
| The Nine Year Plan 2022-2031 : Messages of the Universal House of Justice | Universal House of Justice | 2026 | Bahá'í Publications Australia | Book |
| The Nine Year Plan and the Destiny of America : AMessage from the National Spiritual Assembly of the Bahá'ís of the United States | National Spiritual Assembly of the Bahá'ís of the United States | 2024 | National Spiritual Assembly of the Bahá'ís of the United States | Book |
| The Nine Year Plan, 1964-1973 : Statistical Report, Ridván 1973 | Universal House of Justice | 1973 | Universal House of Justice | Book |
| The Nine Year Plan, Supplement, 1964-1973 | National Spiritual Assembly of the Bahá'ís of Australia | 1964 | National Spiritual Assembly of the Bahá'ís of Australia | Book |
| The Nine-Pointed Star Has Risen | Bahá'ís Under the Provisions of the Covenant | 1992 | Baha'is Under the Provisions of the Covenant | Book |
| The Nineteen Day Feast | 1960 | Produced by N.I.T.C. under the National Spiritual Assembly of the Bahà'ìs [sic] of Canada | Book | |
| The Nineteen Day Feast | 1990 | Bahá'í Publishing Trust | Book | |
| The Nineteen Day Feast | 1989 | National Spiritual Assembly of the Bahá'ís of Australia | Book | |
| The Nineteen Day Feast | 1989 | Bahá'í Publishing Trust | Book | |
| The Nineteen Day Feast | 1989 | Bahá'í Publishing Trust | Book | |
| The Nineteen Day Feast | 1993 | Ife Baha'i Writers' Association | Book | |
| The Nineteen Day Feast : A Compilation | 1977 | National Spiritual Assembly of the Bahá'ís of Zambia | Book | |
| The Nineteen Day Feast = Osivilo so mafiku omulongo na tano nane = Ofeste roomurongo namuviu = Disi-khoese a tsedi di kai-kais = Die neentien dae-fees | 1985 | National Spiritual Assembly of the Bahá'ís of South West Africa/Namibia] | Book | |
| The Nineteenth and Twentieth Centuries : Reminiscences | Walstrum, Mary Price | 1934 | Dorrance & Company | Book |
| The Nineteenth Century and After : A History Year by Year from 1800 to the Present | Emerson, Edwin, Jr. and Miller, Marion Mill | 1906 | P. F. Collier & Son | Book |
| The Noble Passing Guide : A Compilation from the Bahá'í Writings : Guidance for Bahá'ís on Funerals | 2006 | Noble Passing | Book | |
| The Noble Passing Guide : A Compilation from the Bahá'í Writings : Guidance for Bahá'ís on Funerals | 2006 | Noble Passing | Book | |
| The Non-Political Character of the Baha'i Faith | 1967 | National Spiritual Assembly of the Bahá'ís of West Central Africa | Book | |
| The Nonviolence of the Brave | 1999 | International Fellowship of Reconciliation | Book | |
| The Norquay Script : A Phonetic Alphabet of Befitting Beauty for English | Norquay, James Rupert | 1984 | Norquay | Book |
| The Notebooks of Paul Brunton | Brunton, Paul | 1984 | Larson ; New York : Distributed by Kampmann | Book |
| The Nuttall Encyclopaedia | 1930 | Frederick Wayne | Book | |
| The Oath of the Prophet Mohammed to the Followers of the Nazarene | 1902 | Board of Counsel | Book | |
| The Object as Subject : Still Life Art in Saskatchewan | Mendel Art Gallery (Saskatoon, Sask.) | 1991 | Mendel Art Gallery | Book |
| The Object as Subject : Still Life Art in Saskatchewan | Mendel Art Gallery (Saskatoon, Sask.) | 1991 | Mendel Art Gallery | Book |
| The Occult | 1986 | Mowbray Tract Society, Presbyterian Church | Book | |
| The Occult Establishment | Webb, James | 1988 | Open Court | Book |
| The Occult Underground | Webb, James | 1974 | Open Court Publishing Company | Book |
| The Occultation of the Guardian | Caryl, S. R. | 1986 | This Stone with Seven Eyes : Leland Jensen | Book |
| The Ocean of God : On the Transreligious Future of Religions | Faber, Roland | 2019 | Anthem Press | Book |
| The Ocean of Healing : Selected Prayers and Writings from the Bahá'í Faith | 2002 | Special Ideas | Book | |
| The Ocean of His Utterances : An Advanced Study Course Using the Books of Baha'u'llah, Abdul Baha and Shoghi Effendi | Ives, Howard Colby | 1977 | Reginald G. Barrow | Book |
| The Ocean of His Words : A Reader's Guide to the Art of Bahá'u'lláh | Hatcher, John S. | 2002 | Bahá'í Publishing Trust | Book |
| The Ocean of His Words : A Reader's Guide to the Art of Bahá'u'lláh | Hatcher, John S. | 1997 | Bahá'í Publishing Trust | Book |
| The Ocean of My Words : The Importance of Deepening Our Knowledge and Understanding of the Faith | 1983 | Bahá'í Publications Australia | Book | |
| The Ocean of Utterance : A Compilation : Extracts from the Writings of Bahá'u'lláh, the Báb, and 'Abdu'l-Bahá | 2005 | Carmel Publishers | Book | |
| The Odyssey of New Religions Today : A Case Study of the Unification Church | Biermans, John | 1988 | Edwin Mellen Press | Book |
| The Odyssey of the Soul | Lamb, Artemus | 1995 | George Ronald | Book |
| The Old Churches and the New World-Faith | Townshend, George | 1949 | National Spiritual Assembly of the Bahá'ís of the British Isles | Book |
| The One Year Plan 2021-2022 : Messages of the Universal House of Justice | Universal House of Justice | 2021 | Palabra Publications | Book |
| The Oneness Model : A Model for Human Development and Evaluation | Walker, Julie Burns and Christensen, Deborah | 2002 | Walker | Book |
| The Oneness of God | 2010 | Bahá'í Publishing | Book | |
| The Oneness of Humanity | 2011 | Bahá'í Publishing | Book | |
| The Oneness of Mankind | 1927 | Bahá'í Publishing Committee | Book | |
| The Oneness of Mankind | Rabbani, Hussein | 1944 | Bahá'í Publishing Committee | Book |
| The Oneness of Mankind | Rabbani, Hussein | 1930 | Bahá'í Publishing Committee | Book |
| The Oneness of Mankind : Basic Principle of the Bahá'í Faith | 1960 | Bahá'í Publishing Trust | Book | |
| The Oneness of Religion | 2011 | Bahá'í Publishing | Book | |
| The Oneness of the World of Humanity | 1970 | P.O. Box 1606 | Book | |
| The Oneness of the World of Humanity | 1970 | P.O. Box No. 1606 | Book | |
| The Oneworld Book of Prayer | 1999 | Oneworld | Book | |
| The Onward March of the Faith | 1982 | Service for the Blind Committee | Book | |
| The Onward March of the Faith | 1975 | Bahá'í Publishing Trust | Book | |
| The Open Door | 1952 | Bahá'í Service for the Blind | Book | |
| The Open Door | 1987 | Bahá'í Publishing Trust | Book | |
| The Open Door | 1979 | Bahá'í Publishing Trust | Book | |
| The Open Door | 1976 | Bahá'í Publishing Trust | Book | |
| The Open Door | 1952 | Bahá'í Publishing Committee | Book | |
| The Open Door | 1947 | Bahá'í Publishing Committee | Book | |
| The Open Road in Persia | Richards, J. R. | 1933 | Church Missionary Society | Book |
| The Opening Phase of the Seven Year Plan | National Spiritual Assembly of the Bahá'ís of the United Kingdom | 1979 | National Spiritual Assembly of the Bahá'ís of the United Kingdom | Book |
| The Order of the Assassins | Hodgson, Marshall G. S. | 1955 | Mouton & Co. | Book |
| The Ordering of Human Affairs Through Social and Economic Development Activities : A Community Study-Guide | Waite, Stephen and Waite, Anne Sherman | 1989 | National Spiritual Assembly of the Bahá'ís of India | Book |
| The Ordering of Human Affairs Through Social and Economic Development Activities : A Community Study-Guide | Waite, Stephen and Waite, Anne Sherman | 1989 | National Spiritual Assembly of the Bahá'ís of India | Book |
| The Oriental Rose or the Teachings of Abdul Baha | Ford, Mary Hanford | 1910 | Broadway Publishing Company | Book |
| The Oriental Rose or the Teachings of Abdul Baha : Which Trace the Chart of "The Shining Pathway" | Ford, Mary Hanford | 1910 | Bahai Publishing Society | Book |
| The Oriental Rose or the Teachings of Abdul Baha : Which Trace the Chart of "The Shining Pathway" | Ford, Mary Hanford | 2006 | Kessinger Publishing | Book |
| The Origin and Development of the Moral Ideas | Westermarck, Edward | 1906 | Macmillan and Co. | Book |
| The Origin of Baha'ism | 1970 | P.O. Box 468 | Book | |
| The Origin of Baha'ism | 1970 | P.O. Box 1606 | Book | |
| The Origin of the Druze People and Religion : With Extracts from Their Sacred Writings | Hitti, Philip K. | 1966 | AMS Press | Book |
| The Origins of Modern Reform in Iran, 1870-80 | Nashat, Guity | 1982 | University of Illinois Press | Book |
| The Origins of the Bahá'í Community of Canada, 1898-1948 | van den Hoonaard, Will. C. | 1996 | Wilfred Laurier University Press | Book |
| The Origins of the Druze People and Religion : With Extracts from Their Sacred Writings | Hitti, Philip K. | 1928 | Columbia University Press | Book |
| The Orthodox Bahá'í Faith | Ewing, Galen W. | 1982 | Ewing | Book |
| The Orthodox Baha'i Faith : The Cause for Universal Religion, Brotherhood and Peace : A Sketch of Its History and Teachings | 1981 | Mother Baha'i Council of the United States | Book | |
| The Other Atlantis | Scrutton, Robert J. | 1977 | Neville Spearman (Jersey) | Book |
| The Other Atlantis | Scrutton, Robert J. | 1979 | Sphere | Book |
| The Other Side of Silence : Men's Lives and Gay Identities : A Twentieth Century History | Loughery, John | 1998 | Henry Holt | Book |
| The Outline of Man's Knowledge : The Story of History, Science, Literature, Art, Religion, Philosophy | Wood, Clement | 1927 | Grosset & Dunlap | Book |
| The Outline of Man's Knowledge : The Story of History, Science, Literature, Art, Religion, Philosophy | Wood, Clement | 1929 | Lewis Copeland Company | Book |
| The Outposts of a World Religion | Mathews, Loulie A. | 1935 | [Publisher not stated] | Book |
| The Owls' Nest : A Vacation Among Isms | Gilbert, Anne | 1912 | Fleming H. Revell | Book |
| The Oxford Book of Prayer | 1985 | Ocford University Press | Book | |
| The Oxford Companion to African American Literature | 1997 | Oxford University Press | Book | |
| The Oxford Companion to Gardens | 1986 | Oxford University Press | Book | |
| The Oxford Companion to the Year | Blackburn, Bonnie and Holford-Strevens, Leofranc | 1999 | Oxford University Press | Book |
| The Oxford Dictionary of Art | 1988 | Oxford University Press | Book | |
| The Oxford Dictionary of Islam | 2003 | Oxford University Press | Book | |
| The Oxford Dictionary of the World | Munro, David | 1995 | Oxford University Press | Book |
| The Oxford Dictionary of World Religions | 1997 | Oxford University Press | Book | |
| The Oxford Encyclopedia of the Modern Islamic World | 1995 | Oxford University Press | Book | |
| The Oxford English Dictionary | 1989 | Clarendon Press | Book | |
| The Oxford English Dictionary | 1989 | Clarendon Press ; Oxford ; New York : Oxford University Press | Book | |
| The Oxford English Dictionary : Being a Corrected Reissue with an Introduction, Supplement, and Bibliography of A New English Dictionary n Historical Principles | 1933 | At the Clarendon Press | Book | |
| The Oxford Handbook of Religion and Education | 2025 | Oxford University Press | Book | |
| The Oxford History of Islam | 1999 | Oxford University Press | Book | |
| The Pageant of Persia : A Record of Travel by Motor in Persia with an Account of Its Ancient and Modern Ways | Filmer, Henry | 1936 | Bobbs-Merrill Co. | Book |
| The Palestine Guide, Including Trans-Jordan | Matson, G. Olaf | 1946 | Joshua Simon | Book |
| The Palo Altan, Volume X, No.43, November 1, 1912 | 1971 | [Publisher not stated] | Book | |
| The Paradise on Earth | Roozbehyan, F. | 1960 | Roozbehyan] | Book |
| The Parsis of India | Menant, Delphine | 1917 | Published by the editor, M. M. Murzban] | Book |
| The Passing and the Permanent in Religion | Savage, Minot J. | 1901 | G. P. Putnam's Sons | Book |
| The Passing of 'Abdu'l-Bahá | Shoghi Effendi and Blomfield, Lady (Sara Louisa) | 1922 | Rosenfeld Brothers | Book |
| The Passing of 'Abdu'l-Bahá | Shoghi Effendi and Blomfield, Lady (Sara Louisa) | 1960 | Bahá'í Publishing Trust | Book |
| The Passing of 'Abdu'l-Bahá | Shoghi Effendi and Blomfield, Lady (Sara Louisa) | 1922 | Wilhelm Heppeler | Book |
| The Passing of 'Abdu'l-Bahá : A Compilation | 1991 | Kalimát Press | Book | |
| The Passing of 'Abdu'l-Bahá : A Compilation | 2021 | Kalimát Press | Book | |
| The Passing of Miss Agnes Baldwin Alexander : July 21, 1875 - January 1, 1971 : Hand of the Cause of God | 2003 | Tracy & Healani Hamilton | Book |
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