Required field.
Indicates the agency which created the authority record.
Subfield Codes
$a -
the LC code for the cataloguing agency.
$b -
the 3-letter code for the language of the cataloguing agency (eng).
$f -
the six-letter code for the authority heading conventions used:
«u²Ô²ú¾±²õ²Ô» for UNBIS Name Authority File.
Examples:
040 $a NNUN
$b eng
$f unbisn
[Dag Hammarskjöld Library]
040 $a SzGeBNU
$b eng
$f unbisn
[UNOG Library]
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