COMARC/B Format for Bibliographic Data

PDFCOMARC/BSeptember2025

035 Control numbers of records in other systems

This field contains the control number of the record from another system.

Subfields & repeatability

FIELD/SUBFIELDREPEATABILITY
035Control numbers of records in other systemsr
aSystem control numbernr
zCancelled or invalid control numberr

Indicators

Indicator values are not defined.

SUBFIELDS

035a System control number

A code for the organisation put in brackets followed by the system control number for the record in that organisation's database. It is recommended to use the codes from the MARC Code List for Organizations. Otherwise the full name of the institution or a national code may be used.

035z Cancelled or invalid control number

The same form of the cancelled or invalid control number as in subfield 035a.

NOTES ON FIELD CONTENTS

The control number is entered in the same form as in the other system.

RELATED FIELDS

Record identifier

The control number used as the unique identifier. It is assigned by the institution that prepared the record.

EXAMPLES

  1. 035⊔⊔a(CiZaNSB)920701098
    (The control number that was assigned by "Nacionalna i sveučilišna knjižnica u Zagrebu".)
  2. 035⊔⊔a(FrPBN)frBN001148436
    (The control number was assigned by "Bibliothèque nationale in France".)

  3. *

    035⊔⊔a(DE-599)DNB1199215600
    (The control number that was assigned by "Deutsche Nationalbibliothek".)
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