APA (7th ed.) Citation

Beard, C. A. (1946). The presidents in American history. J. Messner, inc.

Chicago Style (17th ed.) Citation

Beard, Charles A. The Presidents in American History. New York: J. Messner, inc, 1946.

MLA (9th ed.) Citation

Beard, Charles A. The Presidents in American History. J. Messner, inc, 1946.