Cita APA (7a ed.)

Nevins, A., & Commager, H. S. (1967). America: The story of a free people (3rd ed.). Clarendon P..

Cita Chicago Style (17a ed.)

Nevins, Allan, y Henry Steele Commager. America: The Story of a Free People. 3rd ed. Oxford: Clarendon P., 1967.

Cita MLA (8a ed.)

Nevins, Allan, y Henry Steele Commager. America: The Story of a Free People. 3rd ed. Clarendon P., 1967.