National acid precipitation assessment program : hearing before the Subcommittee on Natural Resources, Agriculture Research and Environment of the Committee on Science, Space and Technology, U.S. House of Representatives, one hundredth Congress, second session, April 27, 1988.
United States.Congress.House.Committee on Science, Space, and Technology.Subcommittee on Natural Resources, Agriculture Research, and Environment.
Washington : U.S.G.P.O.,
1988.
No. 125
Acid precipitation (Meteorology)