Library of Congress >> MARC >> Authority >> 01X-09X >> 072

072 - Subject Category Code (R)

MARC 21 Authority - Concise

2007

Code for the subject category that is associated with the 1XX field in an established heading record or a node label record.

Indicators

First - Undefined

# - Undefined

Second - Code source

# - No information provided

0 - NAL subject category code list

7 - Source specified in subfield $2

Subfield Codes

$a - Subject category code (NR)

Code for the broad subject category to which the heading belongs in a hierarchically-arranged thesaurus.

$x - Subject category code subdivision (R)

Level of specificity within the broader category coded in subfield $a.

$2 - Code source (NR)

MARC code that identifies the thesaurus used to assign the subject category code when the second indicator position of this field contains value 7. Code from: Subject Category Code Source Codes.

$6 - Linkage (NR)

See description of this subfield in Appendix A: Control Subfields.

$8 - Field link and sequence number (R)

See description of this subfield in Appendix A: Control Subfields.

Examples


072	##$aC23.$x739.$x102


072	#0$aQ200


072	##$aL1.$x346.$x596.$x463


072	##$aC4.$x697


072	##$aZ1.$x58.$x266.$x513

Library of Congress >> MARC >> Authority >> 01X-09X >> 072

(03/03/2008)