Gaya APA

IBRAHIM, M. (1981). The Social and economic background of the Umayyad Caliphate: the role of Mu'awiyah Ibn AbiSufyan / Mahmood Ibrahim . : University of California.

Gaya MLA

IBRAHIM, Mahmood. "The Social and economic background of the Umayyad Caliphate: the role of Mu'awiyah Ibn AbiSufyan / Mahmood Ibrahim". : University of California, 1981. Pendidikan Agama Islam.