1 resultados para 'secondary documents'
Secondary documents (en)
Documento secundario (es), Document secondaire (fr), Вторичные документы (ru), وثائق ثانوية (ar)

Accessions lists, Anthologies, Bibliographic journals, Bibliographies, Catalogues, Directories, Indexes, Inventories, Literature reviews, Quotations, Research registers

Book reviews, Bookform materials, Nonbook materials

Information and communication
> Information sources


http://vocabularies.unesco.org/thesaurus/concept506