TY  - BOOK
AU  - Gude,Kathy
AU  - Duckworth,Michael
TI  - Proficiency Masterclass: Exam practice workbook : with key 
SN  - 0194329178
PY  - 2002///
CY  - Oxford
PB  - Oxford University Press
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Examinations
ER  -