Khalil, Atif. “The Comfort of the Mystics: A Manual and Anthology of Early Sufism By Gerhard Böwering and Bilal Orfali (Leiden: Brill, 2013. 34 (English) + 686 (Arabic) pages.)”. American Journal of Islam and Society 31, no. 3 (July 1, 2014): 149–152. Accessed July 16, 2024. https://www.ajis.org/index.php/ajiss/article/view/1066.