United States. Congress. House. Committee on the Judiciary. Subcommittee on Crime, Terrorism, and Homeland Security. (2011). Data retention as a tool for investigating Internet child pornography and other Internet crimes: Hearing before the Subcommittee on Crime, Terrorism, and Homeland Security of the Committee on the Judiciary, House of Representatives, One Hundred Twelfth Congress, first session, January 25, 2011. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on the Judiciary. Subcommittee on Crime, Terrorism, and Homeland Security. Data Retention as a Tool for Investigating Internet Child Pornography and Other Internet Crimes: Hearing Before the Subcommittee on Crime, Terrorism, and Homeland Security of the Committee on the Judiciary, House of Representatives, One Hundred Twelfth Congress, First Session, January 25, 2011. Washington: U.S. G.P.O., 2011.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on the Judiciary. Subcommittee on Crime, Terrorism, and Homeland Security. Data Retention as a Tool for Investigating Internet Child Pornography and Other Internet Crimes: Hearing Before the Subcommittee on Crime, Terrorism, and Homeland Security of the Committee on the Judiciary, House of Representatives, One Hundred Twelfth Congress, First Session, January 25, 2011. U.S. G.P.O., 2011.