Cita APA

Winter, J., & Baggett, B. (1996). The great war and the shaping of the 20th. century. Penguin.

Citación estilo Chicago

Winter, Jay, and Blaine Baggett. The Great War and the Shaping of the 20th. Century. New York: Penguin, 1996.

Cita MLA

Winter, Jay, and Blaine Baggett. The Great War and the Shaping of the 20th. Century. New York: Penguin, 1996.