TY  - BOOK
AU  - David, Mary T.
TI  - English for Special Purposes Written and Spoken English for Academic Purposes
SN  - 81-7225-159-9
U1  - 425 
PY  - 1999///
CY  - Chennai
PB  - B.I. Publications
KW  - Language
KW  - Grammar, English
ER  -