TY  - BOOK
AU  - Adamson,Donald
ED  - Longman & Co.
TI  - Practise your tenses
SN  - 0582014468
U1  - 428.2 22
PY  - 1991///.
CY  - Harlow: 
PB  - Longman, 
KW  - English language
KW  - Tense
KW  - Textbooks for foreign speakers
ER  -