United States. Congress. Senate. Committee on Commerce, Science, and Transportation. (2012). Protecting children on the Internet: Hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Tenth Congress, first session, July 24, 2007. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation. Protecting Children on the Internet: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Tenth Congress, First Session, July 24, 2007. Washington: U.S. G.P.O., 2012.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation. Protecting Children on the Internet: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Tenth Congress, First Session, July 24, 2007. U.S. G.P.O., 2012.