1 résultat(s) pour 'historical periods'
Historical periods (en)
Ancient history, Contemporary history, Medieval history, Modern history, Prehistory
Archaeology, Historical methods
Culture
> History
فترات تاريخية (ar), Período histórico (es), Période historique (fr), Исторические периоды (ru)
http://vocabularies.unesco.org/thesaurus/concept301