Basic calculus / 
Marcelo, Gladys Glo H. 
 - 1st ed. 
 - Manila :  Rex Book Store, Inc.,  2009. 
 - x, 302 p.: ill.; 25.1cm. 
<br/><br/>includes index 
<br/><br/><label>ISBN: </label>9789712352539 
<br/><br/><label>Dewey Class. No.: </label>Fil 515 M314 2009