@book{33531,
	author = {Vigil, Kenneth M.},
	title = {Clean water :},
	publisher = {Oregon State University Press,},
	year = {c2003.},
	address = {Corvallis :},
	edition = {2nd ed.},
	note = {"Thorougly revised and updated edition of the author's 1996 book"-- T.p. verso.}
}