APA (7th ed.) Citation

United States. Army. Signal Corps. (1918). Personnel, promotion of noncommissioned officers. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Signal Corps. Personnel, Promotion of Noncommissioned Officers. [Place of publication not identified]: [publisher not identified], 1918.

MLA (9th ed.) Citation

United States. Army. Signal Corps. Personnel, Promotion of Noncommissioned Officers. [publisher not identified], 1918.

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