JOHN,F <br/><br/>
PARTIAL DIFFERENTIAL EQUATIONS 

 - 4 
 - NEW YORK  Springer  1982 
 - ix+249p.,23X16Cms. 
<br/><br/><label>ISBN: </label>978-81-8489-213 
<br/><br/><label>Dewey Class. No.: </label>517.383 J65