@book{53136,
	author = {American Water Works Association},
	title = {Microfiltration and ultrafiltration membranes for drinking water},
	publisher = {American Water Works Association,},
	year = {c2005},
	series = {AWWA manual ;},
	address = {Denver, CO :},
	edition = {1st ed.},
	url = {http://www.loc.gov/catdir/toc/fy0606/2004062318.html}
}