TY - BOOK AU - Jack C. Richards AU - Jonathan Hull AU - Susan Proctor TI - Interchange 3 Workbook: English for International Communication SN - 0521376866 PY - 1998/// CY - UK PB - Cambridge University Press KW - English KW - General KW - Languages اللغات N1 - Workbook 3 contains 15 units, with exercises that reinforce and extend the language presented in the Student's Book. The Workbook can be used for individual study, homework, or class use. ER -