Clavillas, Rechilda B., <br/><br/>
Construction, validation and testing of strategic intervention materials (sims) in physics / 
Rechilda B., Clavillas. 
 - San Miguel, Iriga City  University of Saint Anthony   2015 
 - 160 leaves : 
<br/><br/>Include bibliographical references  
<br/><br/><label>Dewey Class. No.: </label>371.332  / C51