United States. Congress. House. Committee on Homeland Security. (2013). The Department of Homeland Security: An assessment of the department and a roadmap for its future : hearing before the Committee on Homeland Security, House of Representatives, One Hundred Twelfth Congress, second session, September 20, 2012. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Homeland Security. The Department of Homeland Security: An Assessment of the Department and a Roadmap for Its Future : Hearing Before the Committee on Homeland Security, House of Representatives, One Hundred Twelfth Congress, Second Session, September 20, 2012. Washington: U.S. Government Printing Office, 2013.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Homeland Security. The Department of Homeland Security: An Assessment of the Department and a Roadmap for Its Future : Hearing Before the Committee on Homeland Security, House of Representatives, One Hundred Twelfth Congress, Second Session, September 20, 2012. U.S. Government Printing Office, 2013.