United States. Congress. Senate. Committee on the Judiciary. (2012). The Freedom of Information Act: Safeguarding critical infrastructure information and the public's right to know : hearing before the Committee on the Judiciary, United States Senate, One Hundred Twelfth Congress, second session, March 13, 2012. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on the Judiciary. The Freedom of Information Act: Safeguarding Critical Infrastructure Information and the Public's Right to Know : Hearing Before the Committee on the Judiciary, United States Senate, One Hundred Twelfth Congress, Second Session, March 13, 2012. Washington: U.S. G.P.O., 2012.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on the Judiciary. The Freedom of Information Act: Safeguarding Critical Infrastructure Information and the Public's Right to Know : Hearing Before the Committee on the Judiciary, United States Senate, One Hundred Twelfth Congress, Second Session, March 13, 2012. U.S. G.P.O., 2012.