@book{256543,
	author = {Botkin, Daniel B. and Keller, Edward A.,},
	title = {Environmental science :},
	publisher = {John Wiley,},
	year = {c2005.},
	address = {New York :},
	edition = {5th ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/description/wiley042/2004042249.html}
}