Additions to Source Codes for Vocabularies, Rules, and Schemes

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

Clasificacion Musical de la Bibliografía Nacional de Espana (Madrid: Biblioteca Nacional de Espana)

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 hyomokuhyo = National Diet Library list of subject headings (Tokyo: Kokuritsu Kokkai Toshokan)