O'Fahey, R. S., & Aḥmad Ibn-Idrīs. (1990). Engimatic saint: Ahmad Ibn-Idris and the Idrisi tradition. Northwestern University Press.
Chicago Style (17th ed.) CitationO'Fahey, R. S., and Aḥmad Ibn-Idrīs. Engimatic Saint: Ahmad Ibn-Idris and the Idrisi Tradition. Evanston, Ill: Northwestern University Press, 1990.
MLA (8th ed.) CitationO'Fahey, R. S., and Aḥmad Ibn-Idrīs. Engimatic Saint: Ahmad Ibn-Idris and the Idrisi Tradition. Northwestern University Press, 1990.
Warning: These citations may not always be 100% accurate.