TY  - BOOK
AU  - Gruijter,Dato N.de
ED  - International Symposium On Educational Testing, 2
TI  - Advances in psychological and educational measurement: Proceedings 
SN  - 0471018171
AV  - LB3051 I57 1976
PY  - 1976///
CY  - London
PB  - J. Wiley
KW  - Mediciones y pruebas educativas
KW  - Congresos
ER  -