@book{6250,
	author = {Pfafflin, James R. and Ziegler, Edward N.},
	title = {The dictionary of environmental science and engineering /},
	publisher = {Routledge,},
	year = {2008.},
	series = {Routledge dictionaries.},
	address = {[S.l.] :},
	edition = {2nd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/9056990047/chopaconline-20}
}