Trends in innovation:
Bartels, Francis L.
Trends in innovation: Basic education in Africa Francis L. Bartels - Paris UNESCO; 1981 - ii, 173 p.: 30 cm. - Division of structures, content, methods & techniques of education .
Education, Primary--Africa
Trends in innovation: Basic education in Africa Francis L. Bartels - Paris UNESCO; 1981 - ii, 173 p.: 30 cm. - Division of structures, content, methods & techniques of education .
Education, Primary--Africa