WebDewey  [electronic resource] / 
 Web Dewey 
OCLC. 
 - Dublin, OH :  OCLC,  2010- 
 - Frequently updated 
<br/><br/> Descriptions based on 2010 subscriptions. 
<br/><br/> Access limited to subscribers. 
<br/><br/><br/>Mode of access: World Wide Web. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification, Dewey decimal.<br/>Subject headings.<br/>Classification, Library of Congress.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Library tools.