Current research in elementary school mathematics

Dades bibliogràfiques
Autor principal:	Ashlock, Robert B. 1930- (comp.)
Altres autors:	Herman, Wayne L. (joint comp.)
Format:	Llibre
Idioma:	English
Publicat:	[New York] Macmillan [1970]
Matèries:	Mathematics > Study and teaching (Elementary) Mathematics > Research.