TY  - BOOK
AU  - Thorne, Sara.
TI  - Mastering advanced English language
SN  - 978-1-4039-9483-7
U1  - GR 428 T393 1997 
PY  - 1997///
CY  - New York, New York
PB  - Palgrave Macmillan
KW  - English language- Usage
KW  - english language- Study and teaching
N1  - Includes index
ER  -