Dewey decimal classification Vol I  Textual Documents 
devised by Melvil Dewey 
 - 22nd ed 
 - Dublim  Mitchell  2003 
 - 4v. 
<br/><br/><label>ISBN: </label>0-910608-70-9   
<br/><br/><label>Dewey Class. No.: </label>025.431  / DEW