@book{193916,
	author = {Sreemahadevan Pillai, P. R., and ebrary, Inc.},
	title = {A comprehensive laboratory manual for environmental science and engineering},
	publisher = {New Age International (P) Ltd.,},
	year = {2009.},
	address = {Daryaganj, New Delhi :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10377989}
}