Differential calculus :  a work text / 
Ederlina B. Maniquiz-Sagales. 
 - Manila :  Unlimited Books,  [2016]  ©2016 
 - vi, 184 pages,  illustrations  25 cm. 
<br/><br/> Includes references and index. 
<br/><br/><label>ISBN: </label>9789719654506 
<br/><br/><label>LC Class. No.: </label>QA 304  / Sa181 2016