CC BY 4.0Permanent UNIMARC Committee (PUC)2022-09-192000-10-312022-09-192001-09-15https://repository.ifla.org/handle/20.500.14598/2123enhttps://creativecommons.org/licenses/by/4.0/Subject::Classification and indexingStandardsInternational Federation of Library Associations and Institutions (IFLA)