Cita APA (7a ed.)

DeMarco, N., & Brooman, J. (2001). The USA: a devided union?: 1917-1980 (2. ed.). Longman.

Cita Chicago Style (17a ed.)

DeMarco, Neil, y Josh Brooman. The USA: A Devided Union?: 1917-1980. 2. ed. Harlow: Longman, 2001.

Cita MLA (9a ed.)

DeMarco, Neil, y Josh Brooman. The USA: A Devided Union?: 1917-1980. 2. ed. Longman, 2001.