337 - Media Type (R)


MARC 21 Bibliographic - Concise
2009

This is an ARCHIVED VERSION of the 2009/2010 electronic edition of the MARC 21 Concise Formats. Please see loc.gov/marc/concise/ for the most up-to-date version of the electronic MARC 21 Concise Formats.

Media type reflects the general type of intermediation device required to view, play, run, etc., the content of a resource. Used as an alternative to or in addition to the coded expression of Media type in field 007/00 (Category of material). Field 337 information enables indication of more specific media types and media types from various lists.

Multiple media types from the same source vocabulary or code list may be recorded in the same field in separate occurrences of subfield $a (Media type term) and subfield $b (Media type code). Terms from different source vocabularies are recorded in separate occurrences of the field.

Indicators
First - Undefined
# - Undefined
Second - Undefined
# - Undefined
Subfield Codes
$a - Media type term (R)
$b - Media type code (R)
$2 - Source (NR)
Code from: Genre/Form Code and Term Source Codes.
$3 - Materials specified (NR)
$6 - Linkage (NR)
See description of this subfield in Appendix A: Control Subfields.
$8 - Field link and sequence number (R)
See description of this subfield in Appendix A: Control Subfields.
Examples
337 ##$aaudio$2rdamedia
337 ##$avideo$bv$2rdamedia
337 ##$bs$2rdamedia
337 ##$bn$2rdamedia $3liner notes
337 ##$bv$2rdacmedia
337 ##$aunmediated$2rdamedia $3liner notes

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