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003 - Control Number Identifier (NR)

MARC 21 Community Information - Concise
2007

MARC code for the agency whose system control number is present in field 001 (Control Number).

See Appendix G Organization Code Sources for a listing of organization code sources used in MARC 21 records.

Examples
003 OkT
003 NN
003 CP
Library of Congress >> MARC >> Community Information >> 00X >> 003
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