APA aipamena

Buzan, B., & Little, R. (2000). International systems in world history: Remaking the study of international relations / Barry Buzan and Richard Little. Oxford University Press.

Chicago Style aipamena

Buzan, Barry, and Richard Little. International Systems in World History: Remaking the Study of International Relations / Barry Buzan and Richard Little. Oxford: Oxford University Press, 2000.

MLA aipamena

Buzan, Barry, and Richard Little. International Systems in World History: Remaking the Study of International Relations / Barry Buzan and Richard Little. Oxford University Press, 2000.