@book{27956,
	author = {Archer, John, and Lloyd, Barbara B.},
	title = {Sex and gender /},
	publisher = {Cambridge University Press,},
	year = {2002.},
	address = {Cambridge, UK ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/description/cam022/2001052482.html}
}