United States. Congress. House. Committee on Post Office and Civil Service & ProQuest (Firm). (1957). Retirement, Clerical Assistants, and Free Mailing Privileges to Former Presidents: Hearings before the United States House Committee on Post Office and Civil Service, Eighty-Fifth Congress, first session, on Mar. 14, 1957. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service and ProQuest (Firm). Retirement, Clerical Assistants, and Free Mailing Privileges to Former Presidents: Hearings Before the United States House Committee on Post Office and Civil Service, Eighty-Fifth Congress, First Session, on Mar. 14, 1957. Washington: U.S. G.P.O., 1957.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service and ProQuest (Firm). Retirement, Clerical Assistants, and Free Mailing Privileges to Former Presidents: Hearings Before the United States House Committee on Post Office and Civil Service, Eighty-Fifth Congress, First Session, on Mar. 14, 1957. U.S. G.P.O., 1957.