TY  - BOOK
AU  - Gude,Kathy
AU  - Duckworth,Michael
TI  - Proficiency masterclass : workbook with answers
AV  - PE1128 G823P
PY  - 1999///
CY  - Oxford
PB  - Oxford Univ. Press
KW  - ENGLISH LANGUAGE
KW  - TEXTBOOKS FOR FOREIGN SPEAKERS
KW  - PROBLEMS, EXERCISES, ETC
KW  - EXAMINATIONS, QUESTIONS, ETC
ER  -