Great Lakes Protection Act of 1981 [microform] : hearings before 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 and second sessions, December 15, 1981, March 9, 1982.

"No. 120."

National toxicology program [microform] : hearing before the Subcommittee on Investigations and Oversight of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, July 15, 1981.

"No. 32."

American technology transfer and Soviet energy planning [microform] : hearings before the Subcommittee on Investigations and Oversight of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first and second sessions, December 10, 1981, February 9, 1982.

"No. 122."