@book{265498,
	author = {Hillstrom, Kevin, and Hillstrom, Laurie Collier,},
	title = {North America :},
	publisher = {ABC-CLIO,},
	year = {c2003.},
	series = {The world's environments},
	address = {Santa Barbara, Calif. :},
	url = {http://www.loc.gov/catdir/description/abcclio041/2002156276.html}
}