Vinoya, Armando S., et.al.  c2016 <br/><br/>
Educational Technology 2 
Vinoya, Armando S., et.al. 
 - Plaridel, Bulacan, Philippines  St. Andrew Publishing House  c2016 
 - iv., 80p.  ill.,  10 in. 
<br/><br/><label>ISBN: </label>978-971-014-410-5