1 résultat(s) pour 'clearing houses'
Clearing houses (en)
مراكز تبادل المعلومات (ar), Centro de intercambio de información (es), Centre d'échange d'information (fr), Депозитарно-распределительные документационные центры (ru)
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Information systems
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Bibliographic services, Data centres, Information services, Reference services
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Information and communication
> Documentary information systems
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http://vocabularies.unesco.org/thesaurus/concept3775