Deo, S.G...et al <br/><br/>
Text book of ordinary differential equations 
by S G Deo...et al 
 - 3rd ed. 
 - New Delhi  McGraw Hill  1980 
 - xi, 447p. 
<br/><br/><label>ISBN: </label>9789339219307 
<br/><br/><label>Dewey Class. No.: </label>515.352  / N803 (MA)