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    Unesco : IBE education thesaurus : a list of terms for indexing and retrieving documents and data in the field of education with French and Spanish equivalents /

    Unesco : IBE education thesaurus : a list of terms for indexing and retrieving documents and data in the field of education with French and Spanish equivalents / по Unesco

    Опубликовано 1991
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    Unesco, IBE education thesaurus : a list of terms for indexing and retrieving documents and data in the field of education--with French and Spanish equivalents.

    Unesco, IBE education thesaurus : a list of terms for indexing and retrieving documents and data in the field of education--with French and Spanish equivalents.

    Опубликовано 1984
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