@book{17973,
	author = {Elgin, Suzette Haden.},
	title = {!Qué es la lingüística? /},
	publisher = {Editorial Gredos },
	year = {1977.},
	series = {Biblioteca románica hispánica.},
	address = {Madrid },
	edition = {1a ed.},
	note = {Título original : What is linguistics?}
}