Epstein, Bernard. <br/><br/>
Partial differential equations :  an introduction / 
Bernard Epstein. 
 - T M H ed. 
 - New Delhi :  McGraw-Hilll,   c 1962. 
 - x, 273 p. :  ill. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/>336  336 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations --Partial.
<br/><br/><label>Dewey Class. No.: </label>510 / E85p