Boyce William E <br/><br/>
Elementary differential equations and boundary value problems 
Boyce William E; DiPrima R C 
 - 3rd 
 - New York       John Wiley         1965 
 - xiv, 582p.  cm. 
<br/><br/><label>Standard No.: </label>24546 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B33, K5;L7