Farlow, Stanley J <br/><br/>
Introduction to differential equations and their applications 

 - New York  McGraw-Hill  1994 
 - xvii,609p.  22cm 
 - International series in pure and applied mathematics .
<br/><br/><label>ISBN: </label>0071133151 
<br/><br/><label>Dewey Class. No.: </label>515.35,D,far  / _