TY  - BOOK
AU  - Swan, Michael.
TI  - Practical English usage
SN  - 9780000000000
U1  - 428.2/SWA/P 
PY  - 2005///
CY  - Oxford University Press,
PB  - Oxford ; New York
KW  - English language --Usage
N1  - 22219
ER  -