TY  - BOOK
AU  - Oxenden, Clive
AU  - Hudson, Jane
AU  - Latham-Koenig, Christina
TI  - English file : upper-intermediate workbook
SN  - 9780194368636
U1  - 428.34 OXE 
PY  - 2009///
CY  - Oxford
PB  - Oxford University Press
KW  - English language -- Study and teaching -- Problems, exercises, etc
ER  -