@book{31712,
	author = {Fishman, Joshua},
	title = {Sociología del lenguaje.},
	publisher = {Cátedra,},
	year = {1983.},
	series = {GGT},
	address = {Madrid :},
	edition = {2a ed.},
	note = {Introducción de Ramón Sarmiento y epílogo de Francisco Abad Nebot.}
}