@book{9490,
	author = {Santos, Altagracia and García de Escobar, Obdulia,},
	title = {Matemáticas  4 :},
	publisher = {Santillana,},
	year = {2008.},
	series = {Coral},
	address = {Santo Domingo :},
	note = {La biblioteca posee solamente la guía}
}