Criteria for the selection and use of visuals in instruction a handbook

Detalhes bibliográficos
Autor principal:	Gropper, George L.
Outros Autores:	Glasgow, Zita
Formato:	Livro
Idioma:	English
Publicado em:	Englewood Cliffs, NJ Educational Technology c1971.
Assuntos:	Visual aids. Audio-visual materials. Teaching > Aids and devices.