UNBIS thesaurus trilingual list (English, French, Spanish) of terms used in subject analysis of documents and other materials relevant to United Nations programme and activities.

Manylion Llyfryddiaeth
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: New York Dag Hammarskjold Library; United Nations 1985.
Rhifyn:English ed.
Pynciau: