United States. Congress. House. Committee on Post Office and Civil Service & ProQuest (Firm). (1951). Postal Rate Revision: Hearings before the United States House Committee on Post Office and Civil Service, Eighty-Second Congress, first session, on Mar. 6-9, 13-16, 20, 21, Apr. 3-6, 10-13, 17, 1951. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service and ProQuest (Firm). Postal Rate Revision: Hearings Before the United States House Committee on Post Office and Civil Service, Eighty-Second Congress, First Session, on Mar. 6-9, 13-16, 20, 21, Apr. 3-6, 10-13, 17, 1951. Washington: U.S. G.P.O., 1951.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service and ProQuest (Firm). Postal Rate Revision: Hearings Before the United States House Committee on Post Office and Civil Service, Eighty-Second Congress, First Session, on Mar. 6-9, 13-16, 20, 21, Apr. 3-6, 10-13, 17, 1951. U.S. G.P.O., 1951.