Medieval Jewish-Muslim contribution to the academic study of religion a study in the methodology of Saadia Al Fayyumi and Muhammad Al Shahrastani - Ahmad Khalifah, Muhammad Khalifah Hassan, 1943- (Ann Arbor, Mich. : University Microfilms International, 1976)
Thesis (Ph.D.) - Temple University, 1976.
Keywords: Fayyumi, Saadia al -- Fayyumi, Saadia; Shahrastani, Muhammad al -- Shahrastani, Muhammad; Religion -- Study and teaching; Religion -- Historiography