Cita APA (7a ed.)

Faulkner, H. U., & Kepner, T. (1950). America: Its history and people (5th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Faulkner, Harold Underwood, y Tyler Kepner. America: Its History and People. 5th ed. New York: McGraw-Hill, 1950.

Cita MLA (9a ed.)

Faulkner, Harold Underwood, y Tyler Kepner. America: Its History and People. 5th ed. McGraw-Hill, 1950.