1979 authorization for the Office of Research and Development, Environmental Protection Agency : 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, February 7, 8, and 9, 1978.
United States.Congress.House.Committee on Science and Technology.Subcommittee on the Environment and the Atmosphere.
United States.Environmental Protection Agency.Office of Research and Development.
Washington : U.S. Govt. Print. Off.,
1978.
"No. 99."
United States. Environmental Protection Agency. Office of Research and Development