TY  - BOOK
AU  - ORNSTEIN,ALLEN
TI  - STRATEGIES FOR EFFECTIVE TEACHING / 
U1  - 371.102 
PY  - 1990///
CY  - نيويورك : 
PB  - HARPER COLLINS COLLEGE PUBLISBERS ، 
KW  - TEACHING
KW  - CLASSROOM MANAGEMENT
KW  - LESSON PLANNING
ER  -