Crone, P., & Cook, M. (1977). Hagarism: Making of the Islamic World. CUP.
Chicago Edition CitationCrone, Patricia, and Michael Cook. Hagarism: Making of the Islamic World. London: CUP, 1977.
MLA Edition CitationCrone, Patricia, and Michael Cook. Hagarism: Making of the Islamic World. CUP, 1977.
Warning: These citations may not always be 100% accurate.