@book{5838,
	author = {Volpe, E. Peter and Rosenbaum, Peter Andrew,},
	title = {Understanding evolution /},
	publisher = {McGraw-Hill,},
	year = {c2000.},
	address = {Boston :},
	edition = {6th ed.},
	url = {http://www.loc.gov/catdir/description/mh023/98055197.html}
}