. . . . . . . . . . . . "Contractor accountability at Department of Energy nuclear facilities hearing before the Environment, Energy, and Natural Resources Subcommittee of the Committee on Government Operations, House of Representatives, One Hundred First Congress, first session, October 24, 1989"@en . . . . "Contractor accountability at Department of Energy nuclear facilities : hearing before the Environment, Energy, and Natural Resources Subcommittee of the Committee on Government Operations, House of Representatives, One Hundred First Congress, first session, October 24, 1989" . . . . . . . . . .