Threshold 1990 /
Ek, Jan Ate van.
Trim, J. L. M.(John Leslie Melville)
Ek, Jan Ate van.Threshold level 1990.
Council of Europe.
Cambridge, U.K. ; New York : Cambridge University Press,
1998.
"Council of Europe, Conseil de l'Europe."
Commissioned by the Council of Europe.
Rev. ed. of: Threshold level 1990. Rev. 2nd ed. 1991.
Includes index.
Languages, Modern