(3CHh HcQ GdUOjb (B:s (3Chd GdNdaGA GdQGTOjf (B/s - (3QVG, eMeOs (Beirut : Dar al-Kutub al-'Ilmiyah, 1979)
Keywords: Abu Bakr, -- Caliph, -- d. 634.; Caliphs -- Biography