Centenary Conference :  proceedings / 
Library Association 
 - London :  Library Association Pub.,  [n. d] 
 - 96 p. ;  30 cm. 
<br/><br/><label>ISBN: </label> PND 2.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory--Congresses
<br/><br/><label>Dewey Class. No.: </label>020.6242