United States. Congress. House. Committee on Homeland Security. Subcommittee on Border, Maritime, and Global Counterterrorism. (2009). US-VISIT Exit: Closing gaps in our security : hearing before the Subcommittee on Border, Maritime, and Global Counterterrorism of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, first session, June 28, 2007. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Homeland Security. Subcommittee on Border, Maritime, and Global Counterterrorism. US-VISIT Exit: Closing Gaps in Our Security : Hearing Before the Subcommittee on Border, Maritime, and Global Counterterrorism of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, First Session, June 28, 2007. Washington: U.S. G.P.O., 2009.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Homeland Security. Subcommittee on Border, Maritime, and Global Counterterrorism. US-VISIT Exit: Closing Gaps in Our Security : Hearing Before the Subcommittee on Border, Maritime, and Global Counterterrorism of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, First Session, June 28, 2007. U.S. G.P.O., 2009.