Differential equations : a simplified approach / 

 - Mandaluyong City :   National Book Store,   c2012. 
 - x,   159 p. ;   25 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9710871455 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Differential equations.
<br/><br/><label>Dewey Class. No.: </label>Fil. 515.35 D569 2012