Dewey, Melvil <br/><br/>
Dewey Decimal Classification and Relative Index 
Melvil Dewey  
 - 23th ed. 
 - Ohio:  OCLC Online Computer Library Centre, Inc.  2011. 
 - 4 vol. set 
<br/><br/> Hardcover 
<br/><br/><label>ISBN: </label>9781910608784 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification, Dewey decimal 
<br/><br/><label>Dewey Class. No.: </label>025.431  / DVD