Buzan, B., & Little, R. (2000). International systems in world history: Remaking the study of international relations. Oxford University Press.
Citace podle Chicago (17th ed.)Buzan, Barry, a Richard Little. International Systems in World History: Remaking the Study of International Relations. Oxford, New York: Oxford University Press, 2000.
Citace podle MLA (9th ed.)Buzan, Barry, a Richard Little. International Systems in World History: Remaking the Study of International Relations. Oxford University Press, 2000.
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