TY  - BOOK
AU  - Crombag Hans F. Ed.
AU  -  Gruijter Dato N. Ed.
ED  - International Symposium on Educational Testing (1973 : Netherland)
TI  - Proceedings :  Contemporary issues in educational t
T2  - Psychological Studies
SN  - 90 279 7521 3
U1  - "T:5p1.N73, L4" 
PY  - 1974///
CY  - Hague
PB  - Mouton       
KW  -  Education
KW  - Educational Measurement
N1  - Appendix p.297-335
ER  -