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008/15 Heading use - subject added entry (Variable Control Field - Fixed-Length Data Element)

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Character position definition and scope:

A one-character alphabetic code that indicates whether the 1XX field contains an established heading that conforms to subject heading system/thesaurus conventions and, therefore, is appropriate for use as a 6XX subject access entry in bibliographic records. The fill character ( | ) is used when no attempt has been made to code this 008 position.

National Level Requirement for character position 008/15: Mandatory; for codes below: Mandatory if applicable.

Guidelines for applying content designators:

Code:

Description:

a

Appropriate

b

Not appropriate

|

No attempt to code

LC guidelines for usage:

point_bl.gif 008/15 Heading use - subject added entry

Related MARC field or document:

008/11 Subject heading system/thesaurus

MARC 21 Format for Bibliographic Data:

For information on other 008 character positions, see:

008 Fixed-Length Data Elements

See also:

Variable Control Fields


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