United States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Civil Service & ProQuest (Firm). (1981). Office of Surface Mining, Denver, Colorado: Hearing before the Subcommittee on Civil Service of the Committee on Post Office and Civil Service, House of Representatives, Ninety-seventh Congress, first session, June 5, 1981. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Civil Service and ProQuest (Firm). Office of Surface Mining, Denver, Colorado: Hearing Before the Subcommittee on Civil Service of the Committee on Post Office and Civil Service, House of Representatives, Ninety-seventh Congress, First Session, June 5, 1981. Washington: U.S. G.P.O., 1981.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Civil Service and ProQuest (Firm). Office of Surface Mining, Denver, Colorado: Hearing Before the Subcommittee on Civil Service of the Committee on Post Office and Civil Service, House of Representatives, Ninety-seventh Congress, First Session, June 5, 1981. U.S. G.P.O., 1981.