Dewey, Melvil. <br/><br/>
DDC20 volume 3 /  
edited by John P. Comaromi. 
 - 20th ed /  
 - New York :   OCLC Online Computer Library Centre, Inc ,   1997 
 - 864p :  
<br/><br/><label>ISBN: </label>0-91-910608-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library
<br/><br/><label>Dewey Class. No.: </label>2:51M0  / M9.3