APA (7th ed.) Citation

United States. Adjutant-General's Office. (1928). Telephone switchboard operator; instructors guide for all arms. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Adjutant-General's Office. Telephone Switchboard Operator; Instructors Guide for All Arms. Washington: U.S. GPO, 1928.

MLA (9th ed.) Citation

United States. Adjutant-General's Office. Telephone Switchboard Operator; Instructors Guide for All Arms. U.S. GPO, 1928.

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