TY  - BOOK
AU  - Osborn 
TI  - How grammar works : a self-teaching guide 
SN  - 0471243884
U1  - 428.2 OSB 1999 
PY  - 1999///
CY  - New York
PB  - John Wiley & Sons
KW  - English language
KW  - Grammar
N1  - Include index
ER  -