APA (7th ed.) Citation

United States Civil Service Commission. (1931). Fingerprinting of unskilled laborers. [publisher not identified].

Chicago Style (17th ed.) Citation

United States Civil Service Commission. Fingerprinting of Unskilled Laborers. [Washington]: [publisher not identified], 1931.

MLA (9th ed.) Citation

United States Civil Service Commission. Fingerprinting of Unskilled Laborers. [publisher not identified], 1931.

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