Zill,Dennis G. <br/><br/>
Differential Equations 
Dennis G.Zill 
 - Indian ed 
 - New Delhi  Cengage Learning  2011. 
 - 387p. 
<br/><br/> P.B 
<br/><br/><label>ISBN: </label>9788131509241 
<br/><br/><label>Dewey Class. No.: </label>515.35 ZIL