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Aviation and the emerging use of biofuels : hearing before the Subcommittee on Space and Aeronautics

United States. Congress. House. Committee on Science and Technology (2007). Subcommittee on Space and Aeronautics.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009. 2009

Aviation and the emerging use of biofuels : hearing before the Subcommittee on Space and Aeronautics

United States. Congress. House. Committee on Science and Technology (2007). Subcommittee on Space and Aeronautics.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009. 2009