TY  - BOOK
AU  - Swan,Michael
AU  - Walter,Catherine
TI  - How English Works: A grammar practice book with answers  
SN  - 019431561 :
U1  - 425 19
PY  - 1997///
CY  - Oxford
PB  - Oxford University Press
KW  - Grammmars
KW  - Spines
KW  - English Language
N1  - Includes Index; eng
N2  - Language and Literature
ER  -