Cita APA

Beard, C. A., & Beard, M. (1948). History fo the United States: Study in American civilization.

Citación estilo Chicago

Beard, Charles A., y Mary Beard. History Fo the United States: Study in American Civilization. 1948.

Cita MLA

Beard, Charles A., y Mary Beard. History Fo the United States: Study in American Civilization. 1948.

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