TY  - GEN
AU  - Wolf,Richard M.
TI  - Judging educational research based on experiments and surveys
T2  - Fundamentals of Educational Planning  45
SN  - 9280311492
U1  - 371.78 
CY  - Paris
PB  - Unesco
KW  - Education
KW  - Education, research
N1  - With appendix & references
ER  -