United States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Operations & ProQuest (Firm). (1959). Obscene Matter Sent Through the Mail: Hearings before the United States House Committee on Post Office and Civil Service, Subcommittee on Postal Operations, Eighty-Sixth Congress, first session, on Apr. 23, May 18, 22, 1959. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Operations and ProQuest (Firm). Obscene Matter Sent Through the Mail: Hearings Before the United States House Committee on Post Office and Civil Service, Subcommittee on Postal Operations, Eighty-Sixth Congress, First Session, on Apr. 23, May 18, 22, 1959. Washington: U.S. G.P.O., 1959.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Operations and ProQuest (Firm). Obscene Matter Sent Through the Mail: Hearings Before the United States House Committee on Post Office and Civil Service, Subcommittee on Postal Operations, Eighty-Sixth Congress, First Session, on Apr. 23, May 18, 22, 1959. U.S. G.P.O., 1959.