Dewey for Windows  version 1.00  [computer file] : 

 - 21st ed. 
 - [Dublin, Ohio] :  [Albany, N.Y.] :  OCLC ;  Forest Press,  c1996. 
 - 1 computer laser optical disc ;  4 3/4 in. 
<br/><br/> CD-ROM  Title from compact disc label.  Accompanied by : 4 guides : Dewey for windows reference card (16 p. ; 22 cm.) - Getting started with Dewey for windows (10 p. ; 22 cm.) - New features in edition 21 (12 p. ; 24 cm.) - Relocations and reductions, comparative tables, equivalence tables, reused numbers (109 p. ; 23 cm.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification, Dewey decimal.
<br/><br/><label>Dewey Class. No.: </label>025.431  / DEW