แหล่งที่มา WikiPedia: เบลล์_214 http://www.mcdermottaviation.com.au/helicopters/ou... http://wwwapps2.tc.gc.ca/Saf-Sec-Sur/2/ccarcs/asps... http://forms.flightglobal.com/WorldAirForces2015?p... http://www.flightglobal.com/pdfarchive/view/1987/1... http://www.flightglobal.com/pdfarchive/view/1987/1... http://www.flightglobal.com/pdfarchive/view/1987/1... http://www4.janes.com/subscribe/jhms/doc_view.jsp?... http://www.helitrans.no/no/vaare-helikoptre https://web.archive.org/web/20091017180714/http://... https://web.archive.org/web/20110718042755/http://...
