TY  - BOOK
AU  - Swan, Michael
AU  - Walter, Catherine 
TI  - The new Cambridge English course. Teacher 1
SN  - 521376653
U1  - 428.24 
PY  - 1990///
CY  - Cambridge
PB  - Oxford University Press
KW  - English language
KW  - Usage
N1  - 000458; It 065
ER  -