@book{439,
	author = {Rose, Elizabeth,},
	title = {Human impact on the environment /},
	publisher = {Rosen Pub. Group's PowerKids Press,},
	year = {2006.},
	series = {The life science library},
	address = {New York :},
	edition = {1st ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/toc/ecip054/2004027049.html}
}