024 Other Standard Identifier (R) (Variable Data Field)
Field 024 contains a standard number or code published on an item which cannot be accommodated in another field (e.g., field 020 (International Standard Book Number), field 022 (International Standard Serial Number), field 027 (Standard Technical Report Number), etc.). The type of standard number or code is identified in the first indicator position or in subfield $2 (Source of number or code).
The National level record requirement for this field is Mandatory if applicable.
Field 024 is repeatable.
Guidelines for applying content designators:
For indicator and subfield code definitions and examples, National-level (NLR) and Minimal-level (MLR) record requirements, and designator repeatability, see table below:
Position |
Description |
NLR |
MLR |
Repeatability |
Field 024 |
Other Standard Identifier |
A |
A |
R |
Indicator: |
|
|
|
|
First |
M |
|
|
|
0 |
A |
|
|
|
1 |
A |
|
|
|
2 |
A |
|
|
|
3 |
A |
|
|
|
4 |
A |
|
|
|
7 |
A |
|
|
|
8 |
A |
|
|
|
|
|
|
|
|
Second |
M |
|
|
|
A |
|
|
||
0 |
A |
|
|
|
1 |
A |
|
|
|
|
|
|
|
|
Subfield code: |
|
|
|
|
$a |
M |
M |
NR |
|
A |
A |
NR |
||
$d |
A |
A |
NR |
|
$q |
|
|
R |
|
$z |
A |
A |
R |
|
$2 |
A |
A |
NR |
|
$6 |
A |
A |
NR |
|
$8 |
O |
O |
R |
ISRC structure and Display constants
UPC structure and Display constants
ISMN structure and Display constants
EAN structure and Display constants
SICI structure and Display constants
Second Indicator - Difference Indicator [defined]: In 1993, the second indicator was given its present definition. Records created prior to this change may contain a code # (blank) meaning undefined.
Subfield $b - Additional codes following the standard number [obsolete]: Prior to 1984, this data element was identified by subfield $b; currently subfield $d is used.
Subfield $q - Qualifying information [new, 2013]
Related MARC fields or documents:
880 Alternate Graphic Representation
RDA in MARC Bibliographic Data
Codes for the Representation of Names of Countries (ISO 3166)
Source Codes for Vocabularies, Rules, and Schemes:
Standard Identifier Source Codes
See also: