H.R. 3258, the Drinking Water System Security Act of 2009, and H.R. 2868, the Chemical Facility Anti-terrorism Act of 2009 [electronic resource] : hearing before the Subcommittee on Energy and Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, first session, October 1, 2009.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.