TY  - BOOK
AU  - Sinclair, Barbara
AU  - Hoehner, Gregory
TI  - Active your English: pre-intermediate self
SN  - 0521425697
U1  - 428.24 SIN 23
PY  - 1996///
CY  - New York
PB  - Cambridge University Press
KW  - English language
KW  - study and teaching
KW  - foreign speakers
ER  -