United States. Congress. House. Committee on Government Operations. Intergovernmental Relations Subcommittee & ProQuest (Firm). (1969). Drug Efficacy: Hearings before the United States House Committee on Government Operations, Subcommittee on Intergovernmental Relations, Ninety-First Congress, first session, on Apr. 17, 18, 22, 1969. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Government Operations. Intergovernmental Relations Subcommittee and ProQuest (Firm). Drug Efficacy: Hearings Before the United States House Committee on Government Operations, Subcommittee on Intergovernmental Relations, Ninety-First Congress, First Session, on Apr. 17, 18, 22, 1969. Washington: U.S. G.P.O., 1969.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Government Operations. Intergovernmental Relations Subcommittee and ProQuest (Firm). Drug Efficacy: Hearings Before the United States House Committee on Government Operations, Subcommittee on Intergovernmental Relations, Ninety-First Congress, First Session, on Apr. 17, 18, 22, 1969. U.S. G.P.O., 1969.