APA (7th ed.) Citation

United States. Selective Service System. (1942). Selective Service; May 1942. [s.n.].

Chicago Style (17th ed.) Citation

United States. Selective Service System. Selective Service; May 1942. [Washington]: [s.n.], 1942.

MLA (9th ed.) Citation

United States. Selective Service System. Selective Service; May 1942. [s.n.], 1942.

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