United States. Congress. House. Committee on Science and Technology. Subcommittee on Science, Research, and Technology, ProQuest (Firm), & United States. Congress. House. Committee on Science and Technology. Subcommittee on Natural Resources, Agriculture Research, and Environment. (1981). Health information systems: Hearings before the Subcommittee on Science, Research, and Technology and the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, June 2, 3, 4, July 23, 1981. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Science and Technology. Subcommittee on Science, Research, and Technology, ProQuest (Firm), and Agriculture Research United States. Congress. House. Committee on Science and Technology. Subcommittee on Natural Resources. Health Information Systems: Hearings Before the Subcommittee on Science, Research, and Technology and the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, First Session, June 2, 3, 4, July 23, 1981. Washington: U.S. G.P.O., 1981.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Science and Technology. Subcommittee on Science, Research, and Technology, et al. Health Information Systems: Hearings Before the Subcommittee on Science, Research, and Technology and the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, First Session, June 2, 3, 4, July 23, 1981. U.S. G.P.O., 1981.