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DHS's Science and Technology Directorate is it structured for success : hearing before the Subcommit

United States. Congress. House. Committee on Homeland Security. Subcommittee on Emergency Preparedness, Science, and Technology.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2007. 2007

The science of prevention hearing before the Subcommittee on Prevention of Nuclear and Biological At

United States. Congress. House. Committee on Homeland Security. Subcommittee on the Prevention of Nuclear and Biological Attack.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2007. 2007