APA (7th ed.) Citation

United States. Army. (1920). Examination of officers for promotion. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Examination of Officers for Promotion. Washington: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States. Army. Examination of Officers for Promotion. [publisher not identified], 1920.

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