@book{196326,
	author = {Francy, Donna S. and National Exposure Research Laboratory U.S.},
	title = {Environmental factors and chemical and microbiological water-quality constituents related to the presence of enteric viruses in ground water from small public water supplies in southeastern Michigan},
	publisher = {U.S. Geological Survey},
	year = {2004.},
	series = {Scientific investigations report},
	address = {Reston, Va.},
	note = {Shipping list no.: 2005-0103-P.},
	url = {http://purl.access.gpo.gov/GPO/LPS59093}
}