APA (7th ed.) Citation

Beard, C. A., & Bagley, W. C. (1922). The history of the American people. The Macmillan company.

Chicago Style (17th ed.) Citation

Beard, Charles A., and William C. Bagley. The History of the American People. New York: The Macmillan company, 1922.

MLA (9th ed.) Citation

Beard, Charles A., and William C. Bagley. The History of the American People. The Macmillan company, 1922.