Phoolan Prasad <br/><br/>
Partial differential equations 

 - 3rd ed. 
 - NewDelhi:   New Age International,   2025. 
 - 236p. 
<br/><br/><label>ISBN: </label>9789395161404 
<br/><br/><label>Dewey Class. No.: </label>515.353  / PHO.P