TY  - BOOK
AU  - Doff,Adrian
AU  - Jones,Christopher
TI  - Language in use: beginner : self-study workbook with answer key 
SN  - 8175962119
U1  - 428.24 21
PY  - 2004///
CY  - New Delhi
PB  - Cambridge University Press
KW  - English language
KW  - Study and teaching
KW  - Foreign speakers.
ER  -