Espinas, Jason B. <br/><br/>
Extent of implementation and level of sustainability of yes-o programs, projects and activities (ppas) among the public secondary schools in Bula, Camarines Sur / 
Jason B. Espinas. 
 - Iriga City:  University of Saint Anthony,  July 2023. 
 - xiii, 141 leaves: 
<br/><br/><label>Subjects--Topical Terms: </label><br/>YES-O.<br/>Implementation.<br/>Sustainability and challenges.
<br/><br/><label>Dewey Class. No.: </label>371.01  / E77e