APA (7th ed.) Citation

United States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution & ProQuest (Firm). (1968). Waste Management Research and Environmental Quality Management: Hearings before the United States Senate Committee on Public Works, Subcommittee on Air and Water Pollution, Ninetieth Congress, second session, on May 22, June 3, July 9, 10, 1968. 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). Waste Management Research and Environmental Quality Management: Hearings Before the United States Senate Committee on Public Works, Subcommittee on Air and Water Pollution, Ninetieth Congress, Second Session, on May 22, June 3, July 9, 10, 1968. Washington: U.S. G.P.O., 1968.

MLA (9th ed.) Citation

United States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution and ProQuest (Firm). Waste Management Research and Environmental Quality Management: Hearings Before the United States Senate Committee on Public Works, Subcommittee on Air and Water Pollution, Ninetieth Congress, Second Session, on May 22, June 3, July 9, 10, 1968. U.S. G.P.O., 1968.