Crisis in science and math education : hearing before the Committee on Governmental Affairs, United States Senate, One Hundred First Congress, first session, November 9, 1989
Washington : U.S. Government Printing Office, 1990. Washington, DC : For sale by the Superintendent of Documents, Congressional Sales Office, U.S. Government Printing Office [Getzville, New York] : William S. Hein & Company, [2015]