APA (7th ed.) Citation

United States. War Department, Allen, E. F., & Fosdick, R. B. (1918). Keeping our fighters fit for war and after. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. War Department, Edward Frank Allen, and Raymond B. Fosdick. Keeping Our Fighters Fit for War and After. Washington: [publisher not identified], 1918.

MLA (9th ed.) Citation

United States. War Department, et al. Keeping Our Fighters Fit for War and After. [publisher not identified], 1918.