TY - BOOK ID - 133961956 TI - Systems development in adult language learning : the threshold level in a European unit/credit system for modern language learning by adults AU - Ek, Jan Ate van AU - Alexander, L. G. AU - Council of Europe. PY - 1975 PB - [Strasbourg] : Council for Cultural Co-operation of the Council of Europe, DB - UniCat KW - Languages, Modern KW - Adult education KW - Langues vivantes KW - Education des adultes KW - Study and teaching KW - Etude et enseignement UR - https://www.unicat.be/uniCat?func=search&query=sysid:133961956 AB - ER -