United States. Congress. House. Committee on the Judiciary. Subcommittee on Commercial and Administrative Law & ProQuest (Firm). (2004). Regulatory aspects of Voice over Internet Protocol (VoIP): Hearing before the Subcommittee on Commercial and Administrative Law of the Committee on the Judiciary, House of Representatives, One Hundred Eighth Congress, second session, July 23, 2004. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on the Judiciary. Subcommittee on Commercial and Administrative Law and ProQuest (Firm). Regulatory Aspects of Voice over Internet Protocol (VoIP): Hearing Before the Subcommittee on Commercial and Administrative Law of the Committee on the Judiciary, House of Representatives, One Hundred Eighth Congress, Second Session, July 23, 2004. Washington: U.S. G.P.O., 2004.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on the Judiciary. Subcommittee on Commercial and Administrative Law and ProQuest (Firm). Regulatory Aspects of Voice over Internet Protocol (VoIP): Hearing Before the Subcommittee on Commercial and Administrative Law of the Committee on the Judiciary, House of Representatives, One Hundred Eighth Congress, Second Session, July 23, 2004. U.S. G.P.O., 2004.