Dela Fuente, Ruben A. <br/><br/>
Elementary differential equations. 

 - Manila :  Merriam & Webster Bookstore,  c1999. 
 - 331 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9713005899 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.