Required field.
Indicates the agency which created the authority record.

Subfield Codes

$a contains the LC code for the cataloguing agency: NNUN is the code for the Dag Hammarskjöld Library.

$b contains the 3-letter code for the language of the cataloguing agency: eng (English).

$f contains the six-letter code for the authority heading conventions used: unbist (UNBIS Thesaurus).


040 $a NNUN $b eng f$ unbist

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Library. Comments as well as suggestions for further additions/enhancements may be
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Last updated: 12 August 2009