Clean Air Act Amendments of 1987 : hearings before the Subcommittee on Environmental Protection of the Committee on Environment and Public Works, United States Senate, one hundredth Congress, first session on S.333, S.321. S.1351 and S.1384.
United States.Congress.Senate.Committee on Environment and Public Works.Subcommittee on Environmental Protection.
Washington : U.S.G.P.O.,
1987.
Air