@book{167419,
	author = {Ruiz Romero, Dalia. and Del Pilar Narváez, Norma I.},
	title = {Lecto-escritura :},
	publisher = {Publicaciones Puertorriqueñas ,},
	year = {1999.},
	address = {San Juan, P. R. :},
	edition = {2. ed. rev. y ampliada}
}