(subclass IsoCode StandardIdentifier) | Media.kif 2934-2934 | ISO code is a subclass of standard identifier |
(subclass TerritoryCode IsoCode) | Media.kif 2921-2921 | Territory code is a subclass of ISO code |
(subclass IsoLanguageCode IsoCode) | Media.kif 2936-2936 | ISO language code is a subclass of ISO code |