Zacher, M. W. (1979). International conflicts and collective security, 1946-1977: The United Nations, Organization of American States, Organization of African Unity, and Arab League. Praeger.
Citace podle Chicago (17th ed.)Zacher, Mark W. International Conflicts and Collective Security, 1946-1977: The United Nations, Organization of American States, Organization of African Unity, and Arab League. New York: Praeger, 1979.
Citace podle MLA (8th ed.)Zacher, Mark W. International Conflicts and Collective Security, 1946-1977: The United Nations, Organization of American States, Organization of African Unity, and Arab League. Praeger, 1979.
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