@book{44619,
	author = {Stolzer, Alan J. and Halford, Carl D.},
	title = {Safety management systems in aviation /},
	publisher = {Ashgate,},
	year = {c2008},
	series = {Ashgate studies in human factors for flight operations},
	address = {Aldershot, Hampshire, England ;},
	url = {http://www.loc.gov/catdir/toc/ecip0812/2008010405.html}
}