Fisk, G. M. (1907). International commercial policies, with special reference to the United States: A text book. Macmillan Co.; Macmillan & Co..
Lua i Stíl Chicago (17ú heag.)Fisk, George Mygatt. International Commercial Policies, with Special Reference to the United States: A Text Book. New York, London: Macmillan Co.; Macmillan & Co., 1907.
Lua MLA (8ú heag.)Fisk, George Mygatt. International Commercial Policies, with Special Reference to the United States: A Text Book. Macmillan Co.; Macmillan & Co., 1907.
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