Wood Residue Utilization Act : hearings before the Subcommittee on Forests of the Committee on Agriculture, House of Representatives, Ninety-sixth Congress, first and second sessions, Sept. 12 and Nov. 15, 1979 and Mar. 11, 1980.
United States.Congress.House.Committee on Agriculture.Subcommittee on Forests.
Washington : U.S.G.P.O.,
1980.
Renewable energy sources