084 Other Classification Number (R)
Record Type |
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BIB |
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Input Standards |
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| Field (Full/Minimal) | ||
| Required if applicable/Optional | ||
| 1st Indicator Undefined | ||
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Undefined | |
| 2nd Indicator Undefined | ||
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Undefined | |
| Subfields (R=Repeatable NR=Nonrepeatable) | Input Standards (Full/Minimal) | |
| ǂa | Classification number (R) | Mandatory/Mandatory |
| ǂb | Item number (NR) | Required if applicable/Optional |
| ǂq | Assigning agency (NR) | Required if applicable/Optional |
| ǂ0 | Authority record control number or standard number (R) | Optional/Optional |
| ǂ1 | Real World Object URI (R) | Optional/Optional |
| ǂ2 | Number source (NR) | Required if applicable/Required if applicable |
| ǂ6 | Linkage (NR) | System supplied/System supplied |
| ǂ7 | Data provenance (R) | Optional/Optional |
| ǂ8 | Field link and sequence number (R) | Optional/Optional |
Definition |
The call and classification numbers assigned using a scheme other than these:
Record such numbers in their designated fields. |
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Guidelines |
Use field 084 for other foreign classification schemes as well as other U.S. classification schemes. Use only for numbers that come from codes listed for use with subfield ǂ2. |
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| Multiple call numbers | Certain classification choices are recognized to be local decisions. Multiple call numbers in the same classification scheme in a WorldCat record may be appropriate under certain circumstances. For more information, see 050-099 Introduction to Call Numbers. |
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1st Indicator |
Undefined. The 1st indicator position is undefined and contains a blank.
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2nd Indicator |
Undefined. The 2nd indicator position is undefined and contains a blank.
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Subfields |
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| ǂa Classification number | The classification number portion of the call number.
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| ǂb Item number | Item number portion of the call number.
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| ǂq Assigning agency | The MARC organization code of the institution that assigned the classification number. See the MARC Code List for Organizations.
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| ǂ0 Authority record control number or standard number | For information about subfield ǂ0, see Control Subfields. |
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| ǂ1 Real World Object URI | For information about subfield ǂ1, see Control Subfields. |
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| ǂ2 Number source | A code that is the source of the classification system or scheme from which the number was assigned. See the Classification Scheme Source Codes. For information about subfield ǂ2, see Control Subfields.
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| ǂ6 Linkage | Data that link fields when non-Latin script is entered. This subfield is system supplied and does not appear in OCLC online displays. Do not manually add subfield ǂ6. For more information about subfield ǂ6, see Control Subfields. |
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| ǂ7 Data provenance | For information about subfield ǂ7, see Data Provenance Subfields. |
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| ǂ8 Field link and sequence number | For information about subfield ǂ8, see Control Subfields. |
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MARC 21 |
For more information, including content designator history, see MARC 21 Format for Bibliographic Data, field 084. |
This page last revised: January 10, 2023