Protecting national security and civil liberties : strategies for terrorism information sharing : hearing before the Subcommittee on Terrorism, Technology and Homeland Security [sic] of the Committee on the Judiciary, United States Senate, One Hundred Eleventh Congress, first session, April 21, 2009.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2010.