Catangui, Jonna R., <br/><br/>
Contemporary issues and challenges in Oas, Albay :  basis for contextualization / 
Jonna R. Catangui. 
 - San Miguel, Iriga City :  University of Saint Anthony,  2024. 
 - xiii, 127 leaves :  colored illustrations, figures ; 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Dewey Class. No.: </label>307  / C357