Identifies specific publication(s) or output(s) in which the series symbol information is to appear,
such as the United Nations Documents Index or the
United Nations Document Series Symbols
Consists of a minimum of three and a maximum of eight alphanumeric characters in coded form.
The entire code is recorded in subfield $a.
The first 3 alphabetic characters indicate the Library product in which the bibliographic record
will appear.
Currently, Product Code UND is recorded in subfield $a
to include series symbol information in the UN Documents Index
publication;
Product Code SYM is recorded in subfield $a to include series
symbol information in the UN Document Series Symbols publication.
Optionally 4 to 5 characters are added to indicate the specific issue or date for recurring
publications.
Multiple Product Codes may be assigned in separate 930 fields.
Examples:
All current Series Symbol records contain the
following 930 tag:
930 $a SYMXXX98
[For new entries starting from 1997]
Older records may contain the following tags:
930 $a UDIQ403
[For an item included in United Nations Documents Index, covering
1 Jan.-31 Mar. 2004]
930 $a CUM83
[For an item included in the September 1983 UNDOC: Current Index,
New document series symbols section]
930 $a SYMXXX92
[For new entries up to 1996]
930 $a SYMXXX97
[For entries created for special project to include the 1946-1977
data into the electronic database]
930 $a UNDQ298
[For an item appearing in the publication UNDOC: Current Index,
2nd quarter, 1998]
Maintained
by the Department of Public Information (DPI), Dag Hammarskjöld
Library. Comments as well as suggestions for further
additions/enhancements may be directed to the Dag Hammarskjöld Library.
© United Nations 2004-2009. All rights reserved.
Last updated: 2 March 2009
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