APA (7th ed.) Citation

United States. Congress. House. Committee on Government Operations. Conservation and Natural Resources Subcommittee & ProQuest (Firm). (1969). Environmental Dangers of Open-Air Testing of Lethal Chemicals: Hearings before the United States House Committee on Government Operations, Subcommittee on Conservation and Natural Resources, Ninety-First Congress, first session, on May 20, 21, 1969. U.S. G.P.O..

Chicago Style (17th ed.) Citation

United States. Congress. House. Committee on Government Operations. Conservation and Natural Resources Subcommittee and ProQuest (Firm). Environmental Dangers of Open-Air Testing of Lethal Chemicals: Hearings Before the United States House Committee on Government Operations, Subcommittee on Conservation and Natural Resources, Ninety-First Congress, First Session, on May 20, 21, 1969. Washington: U.S. G.P.O., 1969.

MLA (9th ed.) Citation

United States. Congress. House. Committee on Government Operations. Conservation and Natural Resources Subcommittee and ProQuest (Firm). Environmental Dangers of Open-Air Testing of Lethal Chemicals: Hearings Before the United States House Committee on Government Operations, Subcommittee on Conservation and Natural Resources, Ninety-First Congress, First Session, on May 20, 21, 1969. U.S. G.P.O., 1969.