TY  - BOOK
AU  - Michael Duckworth 
TI  - Business grammar & practice 
T2  - Oxford Business English
SN  - 0194570797 
U1  - 428.202465 DUC 2003 
PY  - 2003///
CY  - New York
PB  - Oxford
KW  - English language
KW  - Business English
N1  - Includes index p.230 - 232
ER  -