@book{5949,
	author = {Sawyer, Clair N. and McCarty, Perry L.},
	title = {Chemistry for environmental engineering and science /},
	publisher = {McGraw-Hill,},
	year = {c2003 [Reprinted 2007].},
	series = {The McGraw-Hill series in civil and environmental engineering.},
	address = {Boston :},
	edition = {5th ed.}
}