APA (7th ed.) Citation

United States. Army. Signal Corps. Over there: Skilled workers in Air Service. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Signal Corps. Over There: Skilled Workers in Air Service. Washington: [publisher not identified].

MLA (9th ed.) Citation

United States. Army. Signal Corps. Over There: Skilled Workers in Air Service. [publisher not identified].

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