APA (7th ed.) Citation

United States Civil Service Commission. (1920). Exclusion from operation of Retirement Act. [publisher not identified].

Chicago Style (17th ed.) Citation

United States Civil Service Commission. Exclusion from Operation of Retirement Act. [Washington]: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States Civil Service Commission. Exclusion from Operation of Retirement Act. [publisher not identified], 1920.

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