United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs. (2012). Securing the border, 2011: Hearings before the Committee on Homeland Security and Governmental Affairs, United States Senate, One Hundred Twelfth Congress, first session. U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Homeland Security and Governmental Affairs. Securing the Border, 2011: Hearings Before the Committee On Homeland Security and Governmental Affairs, United States Senate, One Hundred Twelfth Congress, First Session. Washington: U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
MLA (8th ed.) CitationUnited States. Congress. Senate. Committee on Homeland Security and Governmental Affairs. Securing the Border, 2011: Hearings Before the Committee On Homeland Security and Governmental Affairs, United States Senate, One Hundred Twelfth Congress, First Session. U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.