Regacho, Corazon <br/><br/>
Mathematics skills for life / 
Corazon Regacho, Josephine bernadette Benjamin, and Serano Oryan 
 - Quezon City ;  Abiva Publishing Inc.,  2017 
 - Pages 327 :  illustrations ;  25 cm 
<br/><br/><label>ISBN: </label>978-621-405-141-0