TY  - GEN
AU  - Gude, Kathy
AU  - Duckworth, Michael
TI  - Matrix: pre-intermediate student's book 
SN  - 0194369668
AV  - TRCCSTBGUD2002 GUDa
PY  - 2002///
CY  - Dubai
PB  - Oxford University Press
KW  - English language
KW  - Textbooks for foreign speakers
ER  -