Current research in elementary school mathematics

Détails bibliographiques
Auteur principal:	Ashlock, Robert B. 1930- (comp.)
Autres auteurs:	Herman, Wayne L. (joint comp.)
Format:	Livre
Langue:	English
Publié:	[New York] Macmillan [1970]
Sujets:	Mathematics > Study and teaching (Elementary) Mathematics > Research.