TY  - GEN
AU  - Swan,Michael
TI  - Practical English usage: Easier, faster reference
SN  - 0194420965
U1  - 428.2 SWA 
PY  - 2005///
CY  - Oxford, New York
PB  - Oxford University Press
KW  - English language
KW  - Usage
N1  - Full Revised New
ER  -