Pre-calculus : for Senior High School 
Olvido, Lucrecia R. 
 -  Books Atbp. Publishing Corp.  2016 
 - viii, 245 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-6-214-09047-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus -- Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>HS 515 P9221 2016