Brief overview of Shaykhism and Babi/Baha'i history, passing mentions of "Babist" as a political slur, and of Baha'i families achieving commercial prominence under Mohammad Reza Shah.
Iran in the Twentieth Century:
A Political History
pages 25-26, 37, 39, 183, 215
Boulder, CO: Lynne Rienner Publishers, 1989