DEWEY, MELVIL. <br/><br/>
Dewey decimal classification and relative index :  index manual :  4 / 
MELVIL DEWEY. 
 - 21st ed. 
 - [S.l.] :  OCLC,  1996. 
 - 1 v. (unpaged) ;  24 cm. 
<br/><br/><label>ISBN: </label>0910608547 (hardcover) 9780910608541 (hardcover)