United States. Congress. Senate. Committee on Post Office and Civil Service, ProQuest (Firm), & United States Civil Service Commission. Bureau of Retirement, Insurance, and Occupational Health. (1973). Coverage of U.S. Nationals. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Post Office and Civil Service, ProQuest (Firm), and Insurance United States Civil Service Commission. Bureau of Retirement. Coverage of U.S. Nationals. Washington: [publisher not identified], 1973.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Post Office and Civil Service, et al. Coverage of U.S. Nationals. [publisher not identified], 1973.
Warning: These citations may not always be 100% accurate.