BibTeX:
@incollection{AliAkbarFurutan1986,
  author = {Ali-Akbar Furutan},
  title = {God Is Sufficient: The Bábís Chanting in the Síyáh-Chál},
  booktitle = {Stories of Bahá'u'lláh},
  year = {1986},
  publisher = {George Ronald},
}

APA:
Ali-Akbar Furutan. (1986). God Is Sufficient: The Bábís Chanting in the Síyáh-Chál. In *Stories of Bahá'u'lláh*. George Ronald.

MLA:
Ali-Akbar Furutan. "God Is Sufficient: The Bábís Chanting in the Síyáh-Chál." *Stories of Bahá'u'lláh*, George Ronald, 1986.

Chicago:
Ali-Akbar Furutan. "God Is Sufficient: The Bábís Chanting in the Síyáh-Chál." In *Stories of Bahá'u'lláh*, George Ronald, 1986.