The world’s most widely used classification system can organise every item in your library’s unique collection. Dewey® products and services are available online or in printed format.

Dewey products will help you master the classification system. The Dewey Decimal Classification® system continues to evolve to reflect the changing world around us.

The benefits of the Dewey Decimal Classification® system

  • The classification system is available in online and print formats
  • Streamlines your workflow. The current edition includes structural changes to improve usability and simplify classification tasks.
  • Improves your service. Careful consideration is put into each revision and addition to help libraries better classify works for easier access.Helps you stay current.
  • The WebDewey subscribers automatically receive updates to the classification system.

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