Bisa, Simplicio P <br/><br/>
Diwa ng lahi para komunikasyon / 
nina Simplicio P. Bisa, Paulina B. Bisa, Victoria B. Villavicencio. 
 - Manila :  National Bookstore,  c1990. 
 - viii, 205 p. 
<br/><br/> Includes bibliography. 
<br/><br/><label>ISBN: </label>971081682-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Filipino language--Readers<br/>Filipino language--History--Chronology