@book{13765,
	author = {Ehrlich, Paul R.},
	title = {Human natures :},
	publisher = {Island Press [for] Shearwater Books,},
	year = {c2000.},
	address = {Washington, D.C. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0666/00010436-d.html}
}