United States. Congress. House. Committee on Homeland Security. (2009). An overview of issues and challenges facing the Department of Homeland Security: Full hearing of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, first session, February 7, 2007. U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Homeland Security. An Overview of Issues and Challenges Facing the Department of Homeland Security: Full Hearing of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, First Session, February 7, 2007. Washington: U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Homeland Security. An Overview of Issues and Challenges Facing the Department of Homeland Security: Full Hearing of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, First Session, February 7, 2007. U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009.