TY  - BOOK
AU  - Duckworth Michael
AU  - Gude Kathy
AU  - House Roger
TI  - PROFICIENCY MASTERCLASS (SET OF 3)
PY  - 2002///
PB  - Oxford University Press
N1  - INCLUDES: WORKBOOK,TEACHER'S BOOK, STUDENT'S BOOK
N2  - INCLUDES: WORKBOOK,TEACHER'S BOOK, STUDENT'S BOOK
ER  -