1 Subjects: “...School improvement programs / Africa...”

2 Subjects: “...High school teachers / In-service training / Africa, Sub-Saharan...”

3 Subjects: “...High school libraries / Africa, Sub-Saharan...”

4 Subjects: “...Educational assistance / Africa, Sub-Saharan...”

5 Subjects: “...Education, Secondary / Economic aspects / Africa, Sub-Saharan...”

6 Subjects: “...Educational assistance / Africa, Sub-Saharan...”

7 Subjects: “...Educational tests and measurements / Africa, Sub-Saharan...”