@book{4232,
	author = {Khopkar, S.M.},
	title = {Environmental Pollution Analysis},
	publisher = {New Age International Pvt. Ltd.,},
	year = {2010.},
	address = {[S.l.] :},
	edition = {2nd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/8122427472/chopaconline-20}
}