APA (7th ed.) Citation

Perkins, D., & Van Deusen, G. G. (1968). The United States of America: A history (2d ed.). Macmillan.

Chicago Style (17th ed.) Citation

Perkins, Dexter, and Glyndon G. Van Deusen. The United States of America: A History. 2d ed. New York: Macmillan, 1968.

MLA (9th ed.) Citation

Perkins, Dexter, and Glyndon G. Van Deusen. The United States of America: A History. 2d ed. Macmillan, 1968.