TY  - BOOK
AU  - Ur,Penny
TI  - Grammar practice activities: a practical guide for teachers 
SN  - 0521338476
U1  - 428.24 
CY  - Cambridge: 
PB  - Cambridge University Press. , [1991]
KW  - English language
KW  - Study and teaching
KW  - Foreign speakers
N1  - Includes index
ER  -