The future of renewable fuels and flex-fuel vehicles [electronic resource] : hearing before the Subcommittee on Department Operations, Oversight, Dairy, Nutrition, and Forestry of the Committee on Agriculture, House of Representatives, One Hundred Ninth Congress, second session, May 22, 2006, Rochester, MI.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2006.