The Library of Congress >> Especially for Librarians and Archivists >> Standards

HOME >> MARC: News and Announcements

TECHNICAL NOTICE (April 22, 2011)

Additions to Source Codes for Vocabularies, Rules, and Schemes

Network Development and MARC Standards Office
Library of Congress

The source codes listed below have been recently approved. The codes will be added to applicable Source Codes for Vocabularies, Rules, and Schemes lists. See the specific source code list for current usage in MARC fields and MODS/MADS elements.

The codes should not be used in exchange records until 60 days after the date of this notice to provide implementers time to include newly-defined codes in any validation tables.

National Bibliography Number Source Codes

The following source code has been added to the National Bibliography Number Source Codes list for usage in appropriate fields and elements.

• Addition:
  • jnb - Japanese National Bibliography (Tokyo: National Diet Library)

Classification Scheme Source Codes

The following source code has been added to the Classification Scheme Source Codes list for usage in appropriate fields and elements.

• Addition:
  • mu - Clasificación Musical de la Bibliografía Nacional de España (Madrid: Biblioteca Nacional de España)

Subject Heading and Term Source Codes

The following source in the Subject Heading and Term Source Codes list formerly had code "ndllsh" assigned to it. It has been assigned a new code:

• ndlsh - Kokuritsu Kokkai Toshokan kenmei hyômokuhyô = National Diet Library list of subject headings (Tokyo: Kokuritsu Kokkai Toshokan)

The Library of Congress, Network Development and MARC Standards Office provides information about existing and newly assigned source codes on its Web site (www.loc.gov/marc/).

HOME >> MARC: News and Announcements