PProgramming for the language laboratoryProgramming for the language laboratoryde John Derfel TurnerMateriasAudio-visual aidsLanguage laboratoriesModern LanguagesStudy and teachingEdiciones (1)Programming for the language laboratory (1968)University of London P. · inglésMás obras de John Derfel TurnerUUsing the language laboratory
EEducational development in predominantly rural countriesEducational development in predominantly rural countries