Teaching health and safety in elementary grades

Dades bibliogràfiques
Autor principal:	Patty, Willard Walter 1892
Format:	Llibre
Idioma:	English
Publicat:	New York Prentice-Hall 1940.
Col·lecció:	[Prentice-Hall books on health and sports, ed. by Elmer D.Mitchell]
Matèries:	Hygiene > Study and teaching. Children > Care and hygiene. Accidents > Prevention. Physical education and training.