Cataloger's Reference Shelf
MARC 21 Specifications for Record Structure, Character Sets, and Exchange
Media
MARC 21 Standards (Introduction)
MARC 21 Format for Authority Data
MARC 21 Format for Bibliographic Data
MARC 21 Format for Classification Data
MARC 21 Format for Community Information
MARC 21 Format for Holdings Data
MARC Code List for Geographic Areas
MARC Code List for Organizations
Source Codes for Vocabularies, Rules, and Schemes
Value Lists for Codes and Controlled Vocabularies
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