United States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution. (1970). Water pollution--1970: Hearings, Ninety-first Congress, second session, on S.3687, S.3468, S.3470, S.3471, S.3472, S.3181, S.3484, S.3500, S.3507, S.3614, S.3688, and S.3697 .. U.S. Govt. Print. Off..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution. Water Pollution--1970: Hearings, Ninety-first Congress, Second Session, on S.3687, S.3468, S.3470, S.3471, S.3472, S.3181, S.3484, S.3500, S.3507, S.3614, S.3688, and S.3697 .. Washington: U.S. Govt. Print. Off., 1970.
MLA (8th ed.) CitationUnited States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution. Water Pollution--1970: Hearings, Ninety-first Congress, Second Session, on S.3687, S.3468, S.3470, S.3471, S.3472, S.3181, S.3484, S.3500, S.3507, S.3614, S.3688, and S.3697 .. U.S. Govt. Print. Off., 1970.