Tria, Wilmer Joseph S., <br/><br/>
An Sadit na Prinsipe/ 
Wilmer Joseph S. Tria. 
 - Naga City:   Ina nin Bikol Foundation, Inc.,  2016. 
 - 119 pages :   color illustration ;   17 cm.  
<br/><br/> Includes Index.  
<br/><br/><label>ISBN: </label>9789719334965 
<br/><br/><label>Dewey Class. No.: </label>843  / T819