@book{32382,
	author = {López Morales, Humberto},
	title = {Sociolingüística.},
	publisher = {Gredos,},
	year = {1989.},
	series = {Biblioteca Románica Hispánica. Manuales / Dámaso Alonso ;},
	address = {Madrid :},
	edition = {1a ed.}
}