APA (7th ed.) Citation

United States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution & ProQuest (Firm). (1969). Water Pollution -- 1969: Hearings before the United States Senate Committee on Public Works, Subcommittee on Air and Water Pollution, Ninety-First Congress, first session, on Feb. 5, 6, 1969. U.S. G.P.O..

Chicago Style (17th ed.) Citation

United States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution and ProQuest (Firm). Water Pollution -- 1969: Hearings Before the United States Senate Committee on Public Works, Subcommittee on Air and Water Pollution, Ninety-First Congress, First Session, on Feb. 5, 6, 1969. Washington: U.S. G.P.O., 1969.

MLA (9th ed.) Citation

United States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution and ProQuest (Firm). Water Pollution -- 1969: Hearings Before the United States Senate Committee on Public Works, Subcommittee on Air and Water Pollution, Ninety-First Congress, First Session, on Feb. 5, 6, 1969. U.S. G.P.O., 1969.