Un nivel umbral
By: P.J. Slagter.
Contributors: Ek, Jan Ate van.; Council of Europe. Council for Cultural Co-operation.
Publisher: Consejo para la Cooperación Cultural del Consejo de Europa
Published: 1979
Place of publication: Estrasburgo
Language: spa
Number of pages: 120
Subjects: Languages, Modern -- Study and teaching (Continuing education) -- Europe.
Notes: Bibliography: p. 119-120.
Based on: The threshold level in a European unit/credit system for modern language learning by adults / by J. A. van Ek.