7162 629 10 a short course in writing skills for work Baddock, Barry Primary Author mixed material 0137260504 New York Prentice Hall 1989 activities for group interaction Christian, Mary Ann Primary Author mixed material 088042512 California Alemany Press 1987 Dowling, Barbara Tolley Primary Author McDougal, Marianne Primary Author mixed material 0883722240X Cambridge Newbury House 1982 Frank, Christine Primary Author Morgan, John : Rinvolucri, Mario Primary Author Berer, Marge Primary Author mixed material 019453250X Oxford Oxford University Press 1982 the meaning of the english verb tenses Maule, David Primary Author mixed material 0333544676 London Macmillan 1991 a training course for teachers: teacher's workbook Doff, Adrian : Becket, Carolyn Primary Author mixed material 0521348633 Cambridge Cambridge University Press 1988 Dakin, Julian Primary Author mixed material 0582552281 London Longman 1973 communication activities for beginner to intermediate students Horchover, David Primary Author mixed material 0521273854 Cambridge Cambridge University Press 1986 Nattinger, James R. Primary Author DeCarrico, Jeanette S. Primary Author mixed material 0194371646 Oxford Oxford University Press 1992 a course for pre-intermediate students: teacher's book Hewings, Martin Primary Author mixed material 0521386101 San Fransisco Cambridge University Press 1993