Authorizations for environmental research and development activities of the Environmental Protection Agency : hearing before the Subcommittee on Resource Protection of the Committee on Environment and Public Works, United States Senate, Ninety-fifth Congress, first session, on S. 1417 ... May 3, 1977.
United States.Congress.Senate.Committee on Environment and Public Works.Subcommittee on Resource Protection.
Washington : U.S. Govt. Print. Off.,
1977.
"Serial no. 95-H20."
United States. Environmental Protection Agency