Simmons, George F ; Robertson, John S <br/><br/>
Differential equations with applications and historical notes 

 - 2 
 -   Tata McGraw Hill Publishing Co. Ltd., New Delhi  2012 
 - 629 
<br/><br/><label>ISBN: </label>2383 
<br/><br/><label>Dewey Class. No.: </label>515.35  SIM-D2