Sayers, W C Berwick <br/><br/>
Manual classification, for librarians and bibliographers 

 - 2nd 
 - London  Grafton& Co  1944 
<br/><br/><label>LC Class. No.: </label>2:51   / H4 
<br/><br/><label>Dewey Class. No.: </label>025.43  / BER.S