@book{10520,
	author = {Tchobanoglous, George and Metcalf & Eddy.},
	title = {Wastewater engineering :},
	publisher = {McGraw-Hill ;},
	year = {c2003.[Reprinted 2015]},
	series = { McGraw-Hill series in civil and environmental engineering},
	address = {New Delhi :},
	edition = {4th ed. /}
}