United States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Personnel and Modernization & ProQuest (Firm). (1977). Research and development into electronic mail concepts by the USPS: Briefing before the Subcommittee on Postal Personnel and Modernization of the Committee on Post Office and Civil Service, House of Representatives, Ninety-fifth Congress, first session, March 21, 1977. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Personnel and Modernization and ProQuest (Firm). Research and Development into Electronic Mail Concepts by the USPS: Briefing Before the Subcommittee on Postal Personnel and Modernization of the Committee on Post Office and Civil Service, House of Representatives, Ninety-fifth Congress, First Session, March 21, 1977. Washington: U.S. Govt. Print. Off, 1977.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Personnel and Modernization and ProQuest (Firm). Research and Development into Electronic Mail Concepts by the USPS: Briefing Before the Subcommittee on Postal Personnel and Modernization of the Committee on Post Office and Civil Service, House of Representatives, Ninety-fifth Congress, First Session, March 21, 1977. U.S. Govt. Print. Off, 1977.