APA (7 ম সংস্করণ) উদ্ধৃতি

Donelan, M. (1978). The Reason of states: A study in international political theory. George Allen and Unwin.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Donelan, Michael. The Reason of States: A Study in International Political Theory. George Allen and Unwin, 1978.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Donelan, Michael. The Reason of States: A Study in International Political Theory. George Allen and Unwin, 1978.