APA (7th ed.) Citation

Dupuy, T. N., Johnson, C., & Bongard, D. L. (1992). The Harper encyclopedia of military biography. HarperCollins.

Chicago Style (17th ed.) Citation

Dupuy, Trevor N., Curt Johnson, and David L. Bongard. The Harper Encyclopedia of Military Biography. New York, NY: HarperCollins, 1992.

MLA (8th ed.) Citation

Dupuy, Trevor N., et al. The Harper Encyclopedia of Military Biography. HarperCollins, 1992.