@book{22592,
	author = {Muysken, Pieter,},
	title = {Sociolingüística :},
	publisher = {BRILL,},
	year = {1999.},
	series = {Foro Hispánico ;},
	address = {Leiden; },
	url = {http://dx.doi.org/10.1163/9789004488960}
}