@book{47964,
	title = {Safety management for utilities.},
	publisher = {American Water Works Association,},
	year = {2014.},
	series = {Manual of Water Supply Practices ;},
	address = {Denver, Colorado :},
	edition = {Seventh edition.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10881466}
}