TY  - BOOK
AU  - GUDE,Kathy
AU  - DUCKWORTH,Michael
AU  - GRYCA,Danuta
TI  - Matrix: pre-intermediate student's book 
SN  - 0194370178
PY  - 2002///
CY  - Oxford
PB  - Oxford University Press
KW  - English language
KW  - Secondary schools
KW  - Pre-intermediate
KW  - Textbooks for foreigners
ER  -