Davidson, J. W. (2009). US: A narrative history. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoDavidson, James West. US: A Narrative History. New York: McGraw-Hill, 2009.
MLA citiranjeDavidson, James West. US: A Narrative History. New York: McGraw-Hill, 2009.
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