Dewey, Melvil,   1851-1931. <br/><br/>
Dewey decimal classification and relative index / 
devised by Melv il Dewey. 
 - Ed. 21 /  edited by Joan S. Mitchell ... [et al], 
 - Albany, N.Y. :  Forest Press, a division of OCLC Online Computer L ibrary Center,  1996. 
 - 4 v. ;  24 cm. 
<br/><br/>v. 1. Introduction. Tables. -- v. 2-3. Schedules. -- v. 4. Relative index. Manual. 
<br/><br/><label>ISBN: </label>0910608512 (v. 1) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification, Dewey decimal.