APA

Beard C. A., . (19601961). New basic history of the United States: the co-operative work of Charles A. Beard, Mary R. Beard, and William Beard. Garden City, N. Y: Doubleday.

Chicago

Beard Charles Austin, . 19601961. New basic history of the United States: the co-operative work of Charles A. Beard, Mary R. Beard, and William Beard. Garden City, N. Y: Doubleday.

Harvard

Beard C. A., . (19601961). New basic history of the United States: the co-operative work of Charles A. Beard, Mary R. Beard, and William Beard. Garden City, N. Y: Doubleday.

MLA

Beard Charles Austin, . New basic history of the United States: the co-operative work of Charles A. Beard, Mary R. Beard, and William Beard. Garden City, N. Y: Doubleday. 19601961.