A guide to audio-visual materials for elementary school social studies.

Detalhes bibliográficos
Autor principal:	Hartley, William H. (William Harrison) (Author)
Formato:	Livro
Idioma:	English
Publicado em:	[Brooklyn, New York] Rambler Press [©1950].
Colecção:	The Rambler audio-visual teaching series
Assuntos:	Audio-visual education. Social sciences > Study and teaching (Elementary)