The threshold level in a European unit/credit system for modern language learning by adults
by J.A. van Ek ; with an appendix by L.G. Alexander
Bok Engelsk 1975 J. A. van Ek
Utgitt | Strasbourg : Council of Europe , 1975
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Omfang | III, 235 s.
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Opplysninger | Over tittelen: Systems development in adult language learning
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