Van Dersal, W. R. (1943). The American land: Its history and its uses. Oxford University Press.
Citace podle Chicago (17th ed.)Van Dersal, William Richard. The American Land: Its History and Its Uses. London, New York [etc.]: Oxford University Press, 1943.
Citace podle MLA (8th ed.)Van Dersal, William Richard. The American Land: Its History and Its Uses. Oxford University Press, 1943.
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