@book{7223,
	author = {Ramírez Báez, Ramón O. and Rodríguez, Héctor.},
	title = {Aprendamos a vivir juntos :},
	publisher = {Susaeta, Ediciones Dominicanas },
	year = {[19??].},
	address = {Santo Domingo : },
	note = {Primer curso de primaria }
}