008/11 Subject heading system/thesaurus (Authority)

008/11 Subject heading system/thesaurus (Variable Control Field - Fixed-Length Data Element)

Character position definition and scope:

A one-character alphabetic code that identifies the subject heading system/thesaurus conventions used to formulate the 1XX heading . A heading formulated according to descriptive cataloging rules that is used as a subject added entry in bibliographic records may also be coded for a particular set of descriptive conventions in 008/10 . If the 1XX heading does not conform to subject heading/thesaurus conventions, code n is used. The fill character ( | ) is used when no attempt has been made to code this 008 position.

National Level Requirement for character position 008/11: Mandatory; for codes below: Mandatory if applicable.

Guidelines for applying content designators:

Code:	Description:
a	Library of Congress Subject Headings
b	LC subject headings for children's literature
c	Medical Subject Headings
d	National Agricultural Library subject authority file
k	Canadian Subject Headings
n	Not applicable
r	Art and Architecture Thesaurus
s	Sears List of Subject Headings
v	Répertoire de vedettes-matière
z	Other
\|	No attempt to code

Content designator history:

Codes h - Hennepin County Library subject headings [obsolete, 1997] [CAN/MARC only]

l - Library of Congress Subject Headings [obsolete, 1997] [CAN/MARC only]

t - Canadian supplement to Sears List of Subject Headings [obsolete, 1997] [CAN/MARC only]

LC guidelines for usage:

008/11 Subject heading system/thesaurus

Related MARC field or document:

008/10 Descriptive cataloging rules

For information on other 008 character positions, see:

008 Fixed-Length Data Elements

See also:

Variable Control Fields