Widder, David V., <br/><br/>
Advanced Calculus 

 - 2nd ed. 
 - New York :  Dover Publications, Inc.,  c1947. 
 - xvi, 520 p.:  [A5] 
<br/><br/><label>ISBN: </label>0486661032 
<br/><br/><label>Dewey Class. No.: </label>515  / WID/ADV