RAO (K Sankara). <br/><br/>
Introduction to partial differential equations. 

 - 3 
 - New Delhi  PHI Learning Pvt Ltd  2011 
 - xii,488  PB 
<br/><br/><label>ISBN: </label>9788120342224 
<br/><br/><label>Dewey Class. No.: </label>515.353 RAOI