Modelski, G. (1962). A theory of foreign policy. London: Pall Mall Press.
Trích dẫn kiểu ChicagoModelski, George. A Theory of Foreign Policy. London: Pall Mall Press, 1962.
MLA引文Modelski, George. A Theory of Foreign Policy. London: Pall Mall Press, 1962.
警告：這些引文格式不一定是100％准確.