APA (7th ed.) Citation

McGeorge, S. C., Watson, M. W., & Center of Military History. (2018). The Marne 15 July-6 August 1918. Center of Military History, United States Army.

Chicago Style (17th ed.) Citation

McGeorge, Stephen C.,, Mason W. Watson, and Center of Military History. The Marne 15 July-6 August 1918. Washington, D.C.: Center of Military History, United States Army, 2018.

MLA (8th ed.) Citation

McGeorge, Stephen C.,, et al. The Marne 15 July-6 August 1918. Center of Military History, United States Army, 2018.