Dewey, Melvil. <br/><br/>
Dewey Decimal classification and relative index : Vol 4. 

 - 21st ed. 
 - Albany, New York :  Forest Press,  1996. 
 - Book. 
<br/><br/><label>ISBN: </label>0910608547 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification, Dewey decimal.