Atwood, W. W. (1929). The americas: The earth and its people. Ginn and Company.
Citace podle Chicago (17th ed.)Atwood, Wallace W. The Americas: The Earth and Its People. Ginn and Company, 1929.
Citace podle MLA (9th ed.)Atwood, Wallace W. The Americas: The Earth and Its People. Ginn and Company, 1929.
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