TY  - BOOK
AU  - Johnstone,James N.
TI  - Indicators of the performance of educational systems: by James N. Johnstone
AV  - LB2846 J6.5
PY  - 1976///
CY  - Paris
PB  - UNESCO, IIEP
KW  - Educación
KW  - Estadística
ER  -