TY  - GEN
AU  - Swan, Michael.
AU  - Walter, Catherine,  
TI  - The Cambridge English Course
SN  - 0521289092
AV  - PE1128.A2 
PY  - 1991///
CY  - New York
PB  - Cambridge University  Press
KW  - English Language
KW  - Textbooks for foreign speakers
ER  -