@book{49426,
	author = {Logsdon, Gary S.},
	title = {Water filtration practices :},
	publisher = {American Water Works Association,},
	year = {c2008},
	address = {Denver, CO :},
	note = {Includes bibliographical references and index},
	url = {http://www.loc.gov/catdir/toc/ecip0822/2008029708.html}
}