Olson, W. C. (1991). The theory and practice of international relations (8th ed.). Prentice-Hall.
Chicago-viite (17. p.)Olson, William C. The Theory and Practice of International Relations. 8th ed. Englewood Cliffs, N. J: Prentice-Hall, 1991.
MLA-viite (9. p.)Olson, William C. The Theory and Practice of International Relations. 8th ed. Prentice-Hall, 1991.
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