APA (7th ed.) Citation

National War Work Council, Y.M.C.A. of the United States, United States. Army. American Forces in France, National World War I Museum at Liberty Memorial, & Adam Matthew Digital (Firm). Leave Area edition. Y.M.C.A. Headquarters.

Chicago Style (17th ed.) Citation

National War Work Council, Y.M.C.A. of the United States, United States. Army. American Forces in France, National World War I Museum at Liberty Memorial, and Adam Matthew Digital (Firm). Leave Area Edition. Paris, France: Y.M.C.A. Headquarters.

MLA (9th ed.) Citation

National War Work Council, Y.M.C.A. of the United States, et al. Leave Area Edition. Y.M.C.A. Headquarters.