„In several countries, within-schools ability grouping has increased with the decline or the postponement of between-school tracking.“
OECD (Hrsg.), „Equations and Inequalities“ (2016), S. 96
„In several countries, within-schools ability grouping has increased with the decline or the postponement of between-school tracking.“
OECD (Hrsg.), „Equations and Inequalities“ (2016), S. 96