APA

Ammonius, Cohen S. M. & Matthews G. B. (1991). On Aristotle's Categories. Ithaca (N.Y.): Cornell University Press.

Chicago

Ammonius, Cohen S Marc and Matthews Gareth B. 1991. On Aristotle's Categories. Ithaca (N.Y.): Cornell University Press.

Harvard

Ammonius, Cohen S. M. and Matthews G. B. (1991). On Aristotle's Categories. Ithaca (N.Y.): Cornell University Press.

MLA

Ammonius, Cohen S Marc and Matthews Gareth B. On Aristotle's Categories. Ithaca (N.Y.): Cornell University Press. 1991.