Custodio, Celia S. <br/><br/>Sibika at Kultura ng mga Mamamayang Pilipino 3  -- Sampaloc, Manila:  St. Augustine Publications, Inc.,  2001. <br/><br/><label>ISBN: </label>9716833121 <br/><br/><label>Dewey Class. No.: </label>GSL TB 910 C95 2001