TY  - BOOK
AU  - Sinclair,Barbara
TI  - Activate your English: pre-intermediate teacher's book 
SN  - 0521425700
PY  - 1996///
CY  - Cambridge, U.K.
PB  - Cambridge University Press
KW  - English language
KW  - Audio-visual instruction
KW  - Study and teaching
ER  -