Feliciano Rivera, José Raúl, Manual de redacción José Raúl Feliciano Rivera. - 13. ed. - Guaynabo, P.R. Editorial Plaza Mayor 2006. - 209 p. 27 cm. Bibliography : p. 207-209. ISBN: 156328037X Subjects--Topical Terms: Spanish language--Rhetoric. LC Class. No.: PC4410 / .L66 1990