@book{24879,
	author = {Relethford, John.},
	title = {The human species :},
	publisher = {McGraw-Hill,},
	year = {c2003.},
	address = {Boston :},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/toc/mh031/2002025084.html}
}