Environmental Protection Agency research and development issues, 1978 : hearings before the Subcommittee on the Environment and the Atmosphere of the Committee on Science and Technology, U.S. House of Representatives, Ninety-fifth Congress, second session, July 19, September 13, and 14, 1978.
United States.Congress.House.Committee on Science and Technology.Subcommittee on the Environment and the Atmosphere.
Washington : U.S. Govt. Print. Off.,
1979.
"No. 119."
United States. Environmental Protection Agency
Environmental protection