Couloumbis, T. A. (1986). Introduction To International Relations Theodore A. Couloumbis And James H. Wolfe. s.n.
Lua i Stíl Chicago (17ú heag.)Couloumbis, Theodore A. Introduction To International Relations Theodore A. Couloumbis And James H. Wolfe. s.n, 1986.
Lua MLA (8ú heag.)Couloumbis, Theodore A. Introduction To International Relations Theodore A. Couloumbis And James H. Wolfe. s.n, 1986.
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