1 نتائج 'secondary documents'
Secondary documents (en)
Documento secundario (es), Вторичные документы (ru), وثائق ثانوية (ar), Document secondaire (fr)
Accessions lists, Anthologies, Bibliographic journals, Bibliographies, Catalogues, Directories, Indexes, Inventories, Literature reviews, Quotations, Research registers
Bookform materials, Book reviews, Nonbook materials
Information and communication
> Information sources
Documento secundario (es), Вторичные документы (ru), وثائق ثانوية (ar), Document secondaire (fr)
http://vocabularies.unesco.org/thesaurus/concept506