@book{35693,
	author = {Barnett, S. A. and Cordón, Faustino,},
	title = {Un siglo despúes de Darwin :},
	publisher = {Alianza Editorial,},
	year = {1966.},
	series = {El libro de bolsillo},
	address = {Madrid :},
	note = {Incluye notas al pie de las páginas.}
}