Sharma, A. K. <br/><br/>
Advanced Differential Equations  For M.A, M.Sc., M.Com., I.A.S., P.C.S. 
A. K. Sharma 
 - New Delhi  Discovery Publishing  2004 
 - 484 
 - DPH Mathematics Series .
 - DPH Mathematics Series .
<br/><br/><label>ISBN: </label>8171418260 
<br/><br/><label>Dewey Class. No.: </label>515.35