Wishy, B. W. (1961). The Western World in the twentieth century: A source book from the contemporary civilization program in Columbia College, Columbia University. Columbia U.P..
Citace podle Chicago (17th ed.)Wishy, Bernard W. The Western World in the Twentieth Century: A Source Book from the Contemporary Civilization Program in Columbia College, Columbia University. N.Y.: Columbia U.P., 1961.
Citace podle MLA (8th ed.)Wishy, Bernard W. The Western World in the Twentieth Century: A Source Book from the Contemporary Civilization Program in Columbia College, Columbia University. Columbia U.P., 1961.
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