TY  - GEN
AU  - Thomson ,  A.J.
AU  - Martinet , A.V.
TI  - A practical English grammar
SN  - 0195620534
U1  - 425 
PY  - 1960///
CY  - Delhi
PB  - Oxford University press
KW  - ENGLISH LANGUAGE
KW  - ENGLISH GRAMMAR
ER  -