Controllable subfields
Find MARC controllable subfields in Connexion client.
Note: Not all topical subdivisions have authority records.
| Subfield name | Subfield | Controlled by ... |
|---|---|---|
| Topical subdivisions | x | Subdivision authority records (180) |
| Genre subdivisions | v | Subdivision authority records (185) |
| Chronological | y | Subdivision authority records (182) |
| Geographic subdivisions | z | When correct in authority records (151) or 781 fields in authority records |