Hazardous waste contamination of water resources : (EPA implementation of the Superfund Program and lead pollution problems in Dallas, TX) ; hearings before the Subcommittee on Investigations and Oversight of the Committee on Public Works and Transportation, House of Representatives, 98th Congrss, 1st session, March 16, 24, 1983

Hazardous waste contamination of water resources : (superfund clean-up policy and the Seymour recycling case) ; hearings before the Subcommittee on Investigations and Oversight of the Committee on Public Works and Transportation, House of Representatives, 98. Congress, 2. session

(1985)

Hazardous waste contamination of water resources : (Superfund clean-up policy and the Seymour Recycling case) ; hearings before the Subcommittee on Investigations and Oversight of the Committee on Public Works and Transportation, House of Representatives, 98th Congress, 1st session, October 18, December 14, 15, 1983

(1983)

Hazardous waste contamination of water resources : (Dep. of Defense programs for cleanup of hazardous waste sites) ; hearing before the Subcommittee on Investigations and Oversight of the Committee on Public Works and Transportation, House of Representatives, 98th Congress, 1st session, August 10, 1983

(1985)