APA (7. basım) Alıntı

Beard, C. A., & Beard, W. (1953). The Presidents in American history. J. Messner.

Chicago Style (17. basım) Atıf

Beard, Charles Austin, ve William Beard. The Presidents in American History. New York: J. Messner, 1953.

MLA (9th ed.) Atıf

Beard, Charles Austin, ve William Beard. The Presidents in American History. J. Messner, 1953.