APA (7th ed.) Citation

United States. War Department. (1920). Revision of Army regulations. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. War Department. Revision of Army Regulations. Washington: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States. War Department. Revision of Army Regulations. [publisher not identified], 1920.

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