@book{2432,
	author = {Colls, Jeremy.},
	title = {Air pollution /},
	publisher = {Spon Press,},
	year = {2002.},
	series = {Clay’s library of health and the environment},
	address = {London ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0650/2002075929-d.html}
}