Trade barriers to knowledge a manual of regulations affecting educational, scientific and cultural materials.

Trade barriers to knowledge a manual of regulations affecting educational, scientific and cultural materials.

Dades bibliogràfiques
Autor corporatiu: United Nations Educational, Scientific and Cultural Organization. Division of Free Flow of Information
Format: Llibre
Idioma:English
Publicat: Paris UNESCO [1955].
Edició:New and rev. ed.
Matèries:
Tariff > Law and legislation.
Foreign trade regulation.