United States. National Transportation Safety Board. (1986). Pipeline accident report: Northeast Utilities Service Company explosion and fire, Derby, Connecticut, December 6, 1985. The Board ; [National Technical Information Service].
Chicago Style (17th ed.) CitationUnited States. National Transportation Safety Board. Pipeline Accident Report: Northeast Utilities Service Company Explosion and Fire, Derby, Connecticut, December 6, 1985. Washington, D.C. : [Springfield, Va.]: The Board ; [National Technical Information Service], 1986.
MLA (9th ed.) CitationUnited States. National Transportation Safety Board. Pipeline Accident Report: Northeast Utilities Service Company Explosion and Fire, Derby, Connecticut, December 6, 1985. The Board ; [National Technical Information Service], 1986.