TY  - BOOK
AU  - Doff,Adrian
AU  - Jones,Christopher
TI  - Language in use: upper-intermediate
SN  - 0521555477
PY  - 1997///
CY  - New York
PB  - Cambridge University Press
KW  - English language
KW  - Grammar problem, exercises, etc
N1  - Teacher's book
ER  -