TY  - BOOK
AU  - Wolf, Richard M. 
TI  - Judging educational research based on experiments and surveys / 
T2  - Fundamentals of educational planning
SN  - 9280311492
PY  - 1993///
CY  -  Paris: 
PB  - Unesco, International Institute for Educational Planning
KW  - Educational research
N1  - Includes bibliographical references
ER  -