LC Guidelines:  042  Authentication Code

NACO:

This field may be supplied only by national bibliographic agencies in consultation with LC’s Cooperative Cataloging Team.  Other NACO participants should not supply, update, or delete this field.

SACO:

Do not use this field.


LC:

NAMES/SERIES:

Do not use this field.

LC does not maintain this field.

SUBJECTS:

Do not use this field.

For more information on LC Guidelines, select:

Introduction  (LC Guidelines)

LC Guidelines