al-Khulafa' wa al-muluk min al-sadr al-awwal ila al-'asr al-'Uthmani : qira'ah fi siratihim wa siyasatihim - al-Saffar, Fadil (Beirut : Dar al-'Ulum, 2012)
Keywords: Islamic Empire -- Kings and rulers; Caliphs -- Biography; Islamic Empire -- History