TY - BOOK AU - Doff,Adrian AU - Jones,Christopher TI - Language in use: intermediate : self-study workbook with answer key SN - 8175962224 U1 - 428.24 21 PY - 2004///.[Reprinted 2005] CY - New Delhi PB - Cambridge University Press KW - English language KW - Study and teaching KW - Foreign speakers. ER -