Cita APA (7th ed.)
Puchala, D. J. (1971). International politics today. Dodd, Mead.
Cita Chicago (17th ed.)
Puchala, Donald James. International Politics Today. New York: Dodd, Mead, 1971.
Cita MLA (9th ed.)
Puchala, Donald James. International Politics Today. Dodd, Mead, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.