APA (7th ed.) Citation

United States. Militia Bureau. (1919). National Guard regulations under Constitution and laws of U.S., 1919. GPO.

Chicago Style (17th ed.) Citation

United States. Militia Bureau. National Guard Regulations Under Constitution and Laws of U.S., 1919. [Washington]: GPO, 1919.

MLA (9th ed.) Citation

United States. Militia Bureau. National Guard Regulations Under Constitution and Laws of U.S., 1919. GPO, 1919.

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