Pelias, John Gabriel P. <br/><br/>
Pre-calculus :  teacher's resource material / 
John Gabriel P. Pelias. 
 - First edition. 
 - Manila :  Rex Book Store,  c2016. 
 - iv, 116 pages ;  26cm. 
<br/><br/><label>ISBN: </label>9789712379802 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precalculus.