United States. Congress. House. Committee on Homeland Security & ProQuest (Firm). (2009). Responsibility in federal Homeland Security contracting: Full hearing of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, first session, April 20, 2007. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Homeland Security and ProQuest (Firm). Responsibility in Federal Homeland Security Contracting: Full Hearing of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, First Session, April 20, 2007. Washington: U.S. G.P.O., 2009.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Homeland Security and ProQuest (Firm). Responsibility in Federal Homeland Security Contracting: Full Hearing of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, First Session, April 20, 2007. U.S. G.P.O., 2009.