John, Fritz, <br/><br/>
Partial differential equations.- 3rded. / 
Fritz John ; [editors, Fritz John ... et al.]. 
 - 3d ed. 
 - New Delhi :  Narosa Publishing House,  1979. 
 - vii, 198 p. :  ill. ; 
 - Applied mathematical sciences ;  v. 1 .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0387903275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations, Partial.
<br/><br/><label>Universal Decimal Class. No.: </label>517.95  / JOH