APA (7th ed.) Citation

United States. Army. American Expeditionary Forces. (1920). G.H.Q. American Expeditionary Forces citation orders. GPO.

Chicago Style (17th ed.) Citation

United States. Army. American Expeditionary Forces. G.H.Q. American Expeditionary Forces Citation Orders. [Washington]: GPO, 1920.

MLA (9th ed.) Citation

United States. Army. American Expeditionary Forces. G.H.Q. American Expeditionary Forces Citation Orders. GPO, 1920.

Warning: These citations may not always be 100% accurate.