Simmons, George F. <br/><br/>
Differential Equations:   Theory, Technique, and Practice 

 - New Delhi,  McGraw Hill Education  2016 
 - 534p. 
<br/><br/><label>ISBN: </label>978-0-07-061609-7 
<br/><br/><label>Dewey Class. No.: </label>517.38 SI43D