APA (7th ed.) Citation

United States. Army. (1920). Plumbing. Education and Recreation Special School.

Chicago Style (17th ed.) Citation

United States. Army. Plumbing. Camp Grant, Ill.: Education and Recreation Special School, 1920.

MLA (9th ed.) Citation

United States. Army. Plumbing. Education and Recreation Special School, 1920.

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