John, Fritz <br/><br/>
Partial differential equations 
by Fritz John 
 - 4th ed 
 - New York  Springer  1982 
 - x, 249p 
 - Applied Mathematical Sciences  vol.1 .
<br/><br/><label>ISBN: </label>9780387906096 
<br/><br/><label>Dewey Class. No.: </label>515.353  / N82;4 (MA)