United States. Congress. House. Committee on Government Operations. Conservation and Natural Resources Subcommittee & ProQuest (Firm). (1970). Environmental pollution: discharge of raw human wastes from railroad trains: Hearings before a subcommittee of the Committee on Government Operations, House of Representatives, Ninety-first Congress, second session. July 28, 1970. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Government Operations. Conservation and Natural Resources Subcommittee and ProQuest (Firm). Environmental Pollution: Discharge of Raw Human Wastes from Railroad Trains: Hearings Before a Subcommittee of the Committee on Government Operations, House of Representatives, Ninety-first Congress, Second Session. July 28, 1970. Washington: U.S. Govt. Print. Off, 1970.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Government Operations. Conservation and Natural Resources Subcommittee and ProQuest (Firm). Environmental Pollution: Discharge of Raw Human Wastes from Railroad Trains: Hearings Before a Subcommittee of the Committee on Government Operations, House of Representatives, Ninety-first Congress, Second Session. July 28, 1970. U.S. Govt. Print. Off, 1970.