Vasquez, J. A. (1990). Classics of international relations (2nd.ed.). Prentice Hall.
Chicago-čujuhus (17. p.)Vasquez, John A. Classics of International Relations. 2nd.ed. New Jersey: Prentice Hall, 1990.
MLA-čujuhus (9. p.)Vasquez, John A. Classics of International Relations. 2nd.ed. Prentice Hall, 1990.
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