APA (7th ed.) Citation

Beard, C. A., & Beard, M. R. (1945). The rise of American civilization (New ed.). Cape.

Chicago Style (17th ed.) Citation

Beard, Charles A., and Mary R. Beard. The Rise of American Civilization. New ed. Lond.: Cape, 1945.

MLA (8th ed.) Citation

Beard, Charles A., and Mary R. Beard. The Rise of American Civilization. New ed. Cape, 1945.