Citace podle APA

Charles A. Beard. (1962). The American spirit: A study of the idea of civilization in the United States. New York: Collier books.

Styl Chicago

Charles A. Beard. The American Spirit: A Study of the Idea of Civilization in the United States. New York: Collier books, 1962.

Citace podle MLA

Charles A. Beard. The American Spirit: A Study of the Idea of Civilization in the United States. New York: Collier books, 1962.

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