TY  - BOOK
AU  - Ainscow, Mel and Tweddle, David A.
TI  - Preventing classroom failure: : an objectives approach
SN  - 0471275646
U1  - 371.25 
PY  - 1979///
CY  - New York
PB  - ; John Wiley & Sons
KW  - Classroom
KW  - Education
ER  -