TY  - BOOK
AU  - Swan,Michael
TI  - Practical English usage
SN  - 978-0194420990
AV  - PE1106 .S94 1981
U1  - 428.2 SWP 1996 19
PY  - 1996///.[ 3rd impression ]
CY  - Oxford, New York
PB  - Oxford University Press
KW  - English language
KW  - Usage
N1  - DELL
ER  -