United States. Congress. House. Committee on Science and Astronautics. Subcommittee on Science, Research, and Development, & ProQuest (Firm). (1970). Technology assessment: Hearings, Ninety-first Congress, first session. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Science and Astronautics. Subcommittee on Science, Research, and Development, and ProQuest (Firm). Technology Assessment: Hearings, Ninety-first Congress, First Session. Washington: U.S. Govt. Print. Off, 1970.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Science and Astronautics. Subcommittee on Science, Research, and Development, and ProQuest (Firm). Technology Assessment: Hearings, Ninety-first Congress, First Session. U.S. Govt. Print. Off, 1970.