Indicators of the performance of educational systems / by James N. Johnstone.
Johnstone, James N.
Indicators of the performance of educational systems / by James N. Johnstone. - Paris : UNESCO : IIEP, 1976. - 58 p. - IIEP occasional paper ; 41 .
Educación--Estadística
Indicators of the performance of educational systems / by James N. Johnstone. - Paris : UNESCO : IIEP, 1976. - 58 p. - IIEP occasional paper ; 41 .
Educación--Estadística