Library of Congress Classification Scheme Source Codes
Contains a list of global classification schemes and assigns a code to each scheme. The purpose of this list is to enable the scheme of classification number(s) contained in metadata records to be identified by a code.
For code assignment, general structure, usage, and maintenance guidelines see Source Codes for Vocabularies, Rules, and Schemes, which contains codes, the name of the scheme, and some links.
Example:
- undocs
- United Nations document series symbols: 1946-77 cumulative (New York: UN)
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- See undocs example in MARC21 by consulting OCLC Bibliographic Formats and Standards, field 086 Government Documents Classification Number, subfield 2 'Number Source', https://www.oclc.org/bibformats/en/0xx/086.html.
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