TY  - BOOK
AU  - Thomson,A.J.
AU  - Martinet,A.V.
TI  - A practical English grammar: exercises 2 
SN  - 0195620550
AV  - PE1128 .T39 1986
PY  - 1986///
CY  - Oxford
PB  - Oxford University Press
KW  - English grammar
KW  - English language
ER  -