United States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Operations & ProQuest (Firm). (1970). Obscenity in the mails: Hearings, Ninety-first Congress, first session .. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Operations and ProQuest (Firm). Obscenity in the Mails: Hearings, Ninety-first Congress, First Session .. Washington: U.S. Govt. Print. Off, 1970.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Operations and ProQuest (Firm). Obscenity in the Mails: Hearings, Ninety-first Congress, First Session .. U.S. Govt. Print. Off, 1970.
Warning: These citations may not always be 100% accurate.