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Topics
First Summary
Second Summary
Third Summary
How to order DDC 21 Summaries

 

Summaries

First Summary

The Ten Main Classes

000
100
200
300
400
500
600
700
800
900
Computers, information, & general reference
Philosophy & psychology
Religion
Social sciences
Language
Science
Technology
Arts & recreation
Literature
History & geography

 

   
 

Libraries with ongoing subscriptions to WebDewey in CORC or Dewey for Windows may post the DDC21 Summaries (i.e., the first three levels of the Dewey Decimal Classification - for example, 500 Science is Level 1, 510 Mathematics is Level 2, 513 Arithmetic is Level 3) on their web sites solely for the internal, noncommercial purpose of organizing the resources made available to their patrons via such web sites. Such use of the DDC 21 Summaries should be accompanied by the following notice on the initial screen:

The Dewey Decimal Classification is 1996-2001 OCLC Online Computer Library Center, Incorporated.
Used with Permission.
DDC, Dewey, and Dewey Decimal Classification are registered trademarks of OCLC Online Computer Library Center, Incorporated.

All other use of the DDC requires prior written permission from OCLC Forest Press. To request a licensing proposal, please send an e-mail message to DeweyLicensing@oclc.org, describing in detail your proposed use of the DDC.


To order the DDC 21 Summaries in print or to request a catalog, see Products. Thank you for your interest in the DDC!

 
   
 


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