Clean Water Act research and monitoring [microform] : hearing before the Subcommittee on Environment of the Committee on Science, Space, and Technology, U.S. House of Representatives, One Hundred Second Congress, first session, June 5, 1991.
United States.Congress.House.Committee on Science, Space, and Technology.Subcommittee on Environment.
Washington : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,
1991.
"No. 52."
Includes bibliographical references.
Microfiche.
Water
Water
Water
Federal aid to water quality management