Certain control field coding and other data elements are based only on explicit information in the description. This code is used primarily in the retrospective conversion of records when all of the descriptive access points but only a specified subset of other data elements are transcribed. Authoritative headings may not be current. 3 - Abbreviated level Indicates a brief record that does not meet the National Level Bibliographic Record minimal level cataloging specifications. Headings in the records may reflect established forms to the extent that such forms were available at the time the record was created.
Headings reflect established forms.
This includes records create in cataloging in publication programs. This code is used by an agency receiving or sending data to replace a local code when the appropriate MARC encoding level code cannot be determined. Code u is not used in newly input or updated records. The descriptive portion of the record and the choice and form of entry of the access points are formulated according to either the second edition of the Anglo-American Cataloguing Rules or cataloging manuals based on AACR 2. The punctuation practices of ISBD apply.