Federal efforts to mitigate vulnerabilities in the food supply chain [electronic resource] : hearing before the Subcommittee on Emerging Threats, Cybersecurity, and Science and Technology of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, first session, July 24, 2007.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009.