Cita APA (7a ed.)

Faulkner, H. U., & Faulkner, T. (1950). America - its history and people: A unit organization (5. ed.). Harper.

Cita Chicago Style (17a ed.)

Faulkner, Harold Underwood, y Tyler Faulkner. America - Its History and People: A Unit Organization. 5. ed. New York London: Harper, 1950.

Cita MLA (9a ed.)

Faulkner, Harold Underwood, y Tyler Faulkner. America - Its History and People: A Unit Organization. 5. ed. Harper, 1950.