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788 - COMPLEX LINKING ENTRY DATA (NR)
The explanatory text and the headings referred to when the linking relationship between headings from different subject heading systems or thesauri cannot be adequately conveyed by fields 700-785. No subelements of the heading referred to are separately subfield coded. Adjacent headings referred to may be contained in a single subfield $a. The heading referred to may be an established heading or a subject subdivision that is not equivalent to but is related to the heading in the 1XX field.
Indicators
- First - Undefined
- # - Undefined
- Second - Thesaurus
The thesaurus or authority file from which the heading came.- 0 - Library of Congress Subject Headings/Name authority file
- 1 - LC subject headings for children's literature
- 2 - Medical Subject Headings/NLM name authority file
- 3 - National Agricultural Library subject authority file
- 4 - Source not specified
- 5 - Canadian Subject Headings/LAC name authority file
- 6 - Répertoire de vedettes-matière
- 7 - Source specified in subfield $2
Subfield Codes
- $a - Heading referred to (R)
- $i - Explanatory text (R)
- $2 - Source of heading or term (NR) See Heading Linking Entries--General Information
- $5 - Institution to which field applies (R) See Control Subfields
- $6 - Linkage (NR) See Control Subfields
- $8 - Field link and sequence number (R) See Control Subfields
Examples
788 |
#0$isubdivision$aForeign bodies$iunder names of organs e.g.$aEye--Foreign bodies |
788 |
#7$iterms$aChinese$iand$aFurniture$iare separate facets.$2aat |

