Hardy, G. H. <br/><br/>
Divergent Series 
/ by G. H. Hardy 
 - United States of America:  Chelsea Publishing Company,  1991. 
 - xvi, 396p.; 
<br/><br/><label>ISBN: </label>0821826492 
<br/><br/><label>Dewey Class. No.: </label>517.21  / HAR/D