Metadata librarian resources/cataloguer resources
DDC: DEWEY DECIMAL CLASSIFICATION
Dewey Decimal Classification / Linked Data (Dewey.info is an experimental space for linked DDC data. The intention of the dewey.info prototype is to be a platform for Dewey data on the Web)
LCSH: LIBRARY OF CONGRESS SUBJECT HEADINGS
LCSH : This page provides print-ready PDF files from the 34th Edition of the Library of Congress Subject Headings (LCSH).
RDA: RESOURCE DESCRIPTION AND ACCESS
Z39.50 – Library of Congress