TY  - GEN
AU  - Thomson, A. J.
AU  - Martinet, A. V.
TI  - A practical English grammar
SN  - 0195620534
U1  - 425 
PY  - 1986///
CY  - New York
PB  - Oxford university press
KW  - ENGLISH LANGUAGE
KW  - ENGLISH GRAMMAR
ER  -