Improving the learning environment a study on the local preparation of visual instruction materials

Improving the learning environment a study on the local preparation of visual instruction materials

Podrobná bibliografie
Hlavní autor: Faris, Gene
Médium: Kniha
Jazyk:English
Vydáno: [Washington] U.S. Dept. of Health, Education, and Welfare, Office of Education [1963].
Edice:U.S. Office of Education. Circular no. 718