Geiger, T. (1988). The future of the international: System: the United States and the world. Unwin Hyman.
Chicago Style (17. basım) AtıfGeiger, Theodore. The Future of the International: System: The United States and the World. Boston, Mass: Unwin Hyman, 1988.
MLA (9th ed.) AtıfGeiger, Theodore. The Future of the International: System: The United States and the World. Unwin Hyman, 1988.
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