EPA's greenhouse gas regulations and their effect on American jobs [electronic resource] : hearing before the Subcommittee on Energy and Power of the Committee on Energy and Commerce, House of Representatives, One Hundred Twelfth Congress, first session, March 1, 2011.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2011.