@book{6321,
	author = {Henze, Mogens. and Harremoes, Poul.},
	title = {Wastewater treatment :},
	publisher = {Springer,},
	year = {2001.},
	series = {Environmental science and engineering / environmental engineering.},
	address = {[S.l.] :},
	edition = {3rd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/3540422285/chopaconline-20}
}