United States Civil Service Commission. (1920). [Civil Service Commission procedures for keeping Federal employee retirement records]. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States Civil Service Commission. [Civil Service Commission Procedures for Keeping Federal Employee Retirement Records]. [Washington]: [publisher not identified], 1920.
MLA (9th ed.) CitationUnited States Civil Service Commission. [Civil Service Commission Procedures for Keeping Federal Employee Retirement Records]. [publisher not identified], 1920.
Warning: These citations may not always be 100% accurate.