@book{40249,
	author = {Howarth, Tim and Watson, Paul},
	title = {Construction safety management /},
	publisher = {Wiley-Blackwell,},
	year = {2009},
	address = {Chichester, U.K. ;},
	url = {http://www.loc.gov/catdir/toc/ecip0818/2008022178.html}
}