7146 620 10 Frank, Christine Primary Author Rinvolucri, Mario Primary Author Berer, Marge Primary Author mixed material 019435218 Boston Oxford University Press 1992 Heaton, J.B. Primary Author mixed material 058274928X Essex Longman 1990 McGrath, Ian Primary Author Prowse, Philip Primary Author mixed material 0435250000 Oxford Heine & hiene publisher 1993 Walker, David J, Primary Author mixed material 033349220 London Longman 1993 student's book Lewis, Richard D. Primary Author Harris, Chris Primary Author Wallen, Matt Primary Author mixed material 0946675074 London BBC 1989 the comprehensive course in functional english Molinsky, Steven J. Primary Author Bliss, Bill Primary Author mixed material 0133016498 New York Prentice Hall Regents 1995 developing programs and materials for language learning Dubin, Fraida Primary Author Olshtain, Elite Primary Author mixed material 052127642X San Fransisco Cambridge University Press 1994 task-centerd fluency practice Ur, Penny Primary Author mixed material 0521281695 San Fransisco Cambridge University Press 1992 Case, Doug Primary Author mixed material 0435282816 Oxford Heinemann 1990 a course for pre-intermediate learners: student's book Hewings, Martin Primary Author mixed material 052138611X Cambridge Cambridge University Press 1993