Matias, Geronima C. <br/><br/>
Maging bayani sa maka-agham na paraan/ 
Geronima C. Matias. 
 - Philippines:   In the Grade School, Inc.,   c2011. 
 - v60 n2, page 83:  illustrations;  27cm. 
<br/><br/><label>ISSN: </label>2094-8042  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Songs--Composition.
<br/><br/><label>Dewey Class. No.: </label>DPer 370.105 M72 Jan-Dec 2011 v59-60