@book{4013,
	author = {Sprott, Walter John Herbert, and García Bouza, Jorge},
	title = {Grupos humanos /Walter John Herbert Sprott ; traducción de Jorge García Bouza.},
	publisher = {Editorial Paidos, },
	year = {1991.},
	series = {Mesa redonda, },
	address = {México :},
	edition = {Primera edición.}
}