United States. National Transportation Safety Board. (1985). Railroad accident report: Denver and Rio Grande Western Railroad Company train yard accident involving punctured tank car, nitric acid and vapor cloud, and evacuation, Denver, Colorado, April 3, 1983. The Board.
Chicago Style (17th ed.) CitationUnited States. National Transportation Safety Board. Railroad Accident Report: Denver and Rio Grande Western Railroad Company Train Yard Accident Involving Punctured Tank Car, Nitric Acid and Vapor Cloud, and Evacuation, Denver, Colorado, April 3, 1983. Washington, D.C.: The Board, 1985.
MLA (9th ed.) CitationUnited States. National Transportation Safety Board. Railroad Accident Report: Denver and Rio Grande Western Railroad Company Train Yard Accident Involving Punctured Tank Car, Nitric Acid and Vapor Cloud, and Evacuation, Denver, Colorado, April 3, 1983. The Board, 1985.