Library of Congress >> MARC >> Bibliographic >> 01X-09X  >> 015

015 - National Bibliography Number (R)


MARC 21 Bibliographic - full
September 2013

First Indicator Second Indicator
Undefined
# - Undefined

Undefined
# - Undefined


Subfield Codes
  • $a - National bibliography number (R)
  • $q - Qualifying information (R)
  • $z - Canceled/invalid national bibliography number (R)
  • $2 - Source (NR)
  • $6 - Linkage (NR)
  • $8 - Field link and sequence number (R)

FIELD DEFINITION AND SCOPE

Bibliography entry number(s) for cataloging information that is derived from a national bibliography.

When cataloging information is derived from an entry in a national bibliography, the number of the entry is given in the record. A work may have more than one number from a single national bibliography or may have numbers from more than one national bibliography. Multiple numbers are recorded in repeating 015 fields.


GUIDELINES FOR APPLYING CONTENT DESIGNATORS

INDICATORS

SUBFIELD CODES

$a - National bibliography number

015 ##$aB67-25185
015 ##$aF84-3117
015 ##$aB67-20987
015 ##$aB67-20988$qpbk
015 ##$aGFR67-A14-54
015 ##$aAu67-6

$q - Qualifying information

Volume numbers or other data that qualify a national bibliography number being recorded in subfield $a or subfield $z.

015 ##$aF67-835$qv. 1
015 ##$aF67-9455$qv. 2

$z - Canceled/invalid national bibliography number

Canceled or invalid (structurally or application) national bibliography number.

015 ##$a06,A29,1122$z05,N51,1204$2dnb
[code "dnb" is for Deutsche Nationalbibliographie]
015 ##$a06,A29,0382$z05,A21,0597$z04,N48,0463$2dnb
[code "dnb" is for Deutsche Nationalbibliographie]

$2 - Source

Code that identifies the source of the National Bibliography Number. Code from: National Bibliography Number Source Codes..

015 ##$a84-3117$2bnf
[code "bnf" is for Bibliographie nationale française]
015 ##$a67-A14-54$2dnb
[code "dnb" is for Deutsche Nationalbibliographie]

$6 - Linkage

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

$8 - Field link and sequence number

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


INPUT CONVENTIONS

Punctuation - Field 015 does not end with a mark of punctuation unless the field ends with an abbreviation, an initialism, or data that ends with a mark of punctuation.

Spacing - Spaces are omitted between the alpha and numeric portions of the number.

Capitalization - Alphabetic characters preceding the national bibliography number may be upper or lowercase.

Display Constants

( ... ) [parentheses]

Parentheses that customarily enclose the national bibliography number are not carried in the machine-readable record. They may be system generated as a display constant associated with the field tag.

 
Content designated field:
015 ##$aF84-1004
Display example:
(F84-1004)

CONTENT DESIGNATOR HISTORY

In 2001, the field was changed from Not repeatable (NR) to Repeatable (R) to allow for multiple bibliography numbers.

$q - Qualifying information [NEW, 2013]

Prior to the definition of subfield $q in 2013, qualifying information was contained in subfield $a (National bibliography number).

$z - Canceled/invalid national bibliography number [NEW, 2007]
$2 - Source [NEW, 2001]

Library of Congress >> MARC >> Bibliographic >> 01X-09X  >> 015
(09/24/2013)
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