TY  - BOOK
AU  - Scheerens,Jaap
AU  - Bosker,R.J.
TI  - The foundations of educational effectiveness
SN  - 0080427693 :
U1  - 379.158 
PY  - 1997///
CY  - Oxford, OX
PB  - Pergamon
KW  - Educational evaluation
KW  - Educational productivity
N1  - Includes bibliographical references and index
ER  -