@book{13986,
	author = {Vatavuk, William M.,},
	title = {Estimating costs of air pollution control /},
	publisher = {Lewis Publishers,},
	year = {c1990.},
	address = {Chelsea, Mich. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0744/89013789-d.html}
}