APA (7th ed.) Citation

United States. Selective Service System. (2019). The register. Selective Service System.

Chicago Style (17th ed.) Citation

United States. Selective Service System. The Register. Arlington, Va.: Selective Service System, 2019.

MLA (9th ed.) Citation

United States. Selective Service System. The Register. Selective Service System, 2019.

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