Tohutoro APA (7th ed.)
Kaplan, M. A. (1957). System and process in international politics. John Wiley & Sons.
Tohutoru Kātū Chicago (17th ed.)
Kaplan, Morton A. System and Process in International Politics. New York: John Wiley & Sons, 1957.
Tohutoro MLA (9th ed.)
Kaplan, Morton A. System and Process in International Politics. John Wiley & Sons, 1957.
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