@book{234904,
	author = {Henze, M.},
	title = {Wastewater treatment :},
	publisher = {Springer,},
	year = {c2002.},
	series = {Environmental engineering},
	address = {Berlin ;},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0815/2001041097-d.html}
}