Sneddon, Ian Naismith. <br/><br/>
Elements of partial differential equations. 

 - London,  McGraw-Hill,  1957. 
 - ix, 327p.  ills. 
<br/><br/><label>ISBN: </label>9780070857407 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations, Partial.
<br/><br/><label>Dewey Class. No.: </label>517.38  / SNE