8 1 10 Student's Book 2 Richards, Jack C. Primary Author mixed material 0521376815 Australia Cambridge University Press Interchange%3A_English_for_International_Communication%3A_Student%27s_Book2.jpg.jpg Workbook 2 Richards, Jack C. Primary Author mixed material 0521376831 Australia Cambridge Universiity Press interchange2.jpg English for International Communication: Intro Student's Book Richards, Jack C. Primary Author mixed material 0521467438 United Kindom Cambridge Universiity Press 1994 Interchange%3A_English_for_International_Communication%3A_Intro_Student%27s_Book.jpeg.jpeg English for International Communication: Workbook 3 Richards, Jack C. Primary Author mixed material 0521376866 United Kindom Cambridge Universiity Press 1990 Interchange%3A_English_for_International_Communication%3B_Workbook_3.jpeg.jpeg English for International Communication: Students Book: 1 Richards, Jack C. Primary Author mixed material 0521359880 United Kindom Cambridge Universiity Press 1999 English for International Communication Richards, Jack C. Primary Author mixed material 0521467438 United Kindom Cambridge Universiity Press 1999 Students Book 3 Richards, Jack C. Primary Author mixed material 052137684x United Kindom Cambridge Universiity Press 1999 English for International Communication: Workbook: 1 Richards, Jack C. Primary Author mixed material 0521359902 United Kindom Cambridge Universiity Press 1999