@book{13106,
	author = {Beals, Ralh L.  and Hoijer, Harry},
	title = {Introducción a la antropología /},
	publisher = {Aguilar,},
	year = {1981.},
	series = { Cultura e Historia},
	address = {Madrid : },
	edition = { 3a. ed., 1a. reimp}
}