Hearing before the Subcommittee on Health and the Environment of the Committee on Interstate and Foreign Commerce, House of Representatives, Ninety-sixth Congress, second session on greater flexibility in meeting pollution standards and aspects of the prevention of significant deterioration, June 16, 1980
United States.Congress.House.Committee on Interstate and Foreign Commerce.Subcommittee on Health and the Environment.
Washington U.S.G.P.O.
1980
At head of title: Clean Air Act oversight: 1980
Air