Cita APA

Gates, R. M. (2014). Duty: Memoirs of a Secretary at war. New York: Alfred A. Knopf.

Chicago Style Citation

Gates, Robert Michael. Duty: Memoirs of a Secretary At War. New York: Alfred A. Knopf, 2014.

Cita MLA

Gates, Robert Michael. Duty: Memoirs of a Secretary At War. New York: Alfred A. Knopf, 2014.

Atenció: Aquestes cites poden no estar 100% correctes.