U.S.Chemical Safety and Hazard Investigation Board. Vapor cloud deflagration and fire (3 Killed, 4 Injured).
Chicago-referens (17:e uppl.)U.S.Chemical Safety and Hazard Investigation Board. Vapor Cloud Deflagration and Fire (3 Killed, 4 Injured).
MLA-referens (9:e uppl.)U.S.Chemical Safety and Hazard Investigation Board. Vapor Cloud Deflagration and Fire (3 Killed, 4 Injured).
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.