@book{13193,
	author = {Beals, Ralph L. and Hoijer, Harry.},
	title = {introducción a la antropología},
	publisher = {Aguilar,},
	year = {1973},
	series = {Cultura e historia},
	address = {Madrid :},
	note = {Trad. de la 3 ed. en inglés.}
}