APA

PETRY C. F., . (1981). The civilian elite of Cairo in the later Middle Ages. Princeton: University Press.

Chicago

PETRY Carl F, . 1981. The civilian elite of Cairo in the later Middle Ages. Princeton: University Press.

Harvard

PETRY C. F., . (1981). The civilian elite of Cairo in the later Middle Ages. Princeton: University Press.

MLA

PETRY Carl F, . The civilian elite of Cairo in the later Middle Ages. Princeton: University Press. 1981.