APA استشهاد

Palmer, N. D. P. (1970). International relations (3rd ed.). Scientific Book Agency.

استشهاد بنمط شيكاغو

Palmer, Norman D. Perkins. International Relations. 3rd ed. Calcutta: Scientific Book Agency, 1970.

MLA استشهاد

Palmer, Norman D. Perkins. International Relations. 3rd ed. Scientific Book Agency, 1970.