Mamuddin, S. M. I. Arab : muslim administration : (622-1258) / S. M. I. Mamuddin. - New Delhi : Kitab Bhavan, 1984. - 161 p. ; 23 cm. Subjects--Personal Names: Muhammad, Prophet, d. 632 --Political activity. Subjects--Topical Terms: Abbasids.Omayyads. Subjects--Geographic Terms: Arab countries--Politics and government.