TY  - BOOK
AU  - Campbell 
AU  - Kryszewska, Hanna
TI  - Learner-based teaching 
T2  - Resource books for teachers
SN  - 0194371638
U1  - 428.007 CAM 1992 
PY  - 1992///
CY  - Oxford
PB  - Oxford University Press
KW  - English language
KW  - Grammar
KW  - Study and teaching
ER  -