A case study in the learning difficulties in multiplication of whole numbers in grade four mathematics

Détails bibliographiques
Auteur principal:	Portugaleza, Juanita C.
Format:	Thèse
Langue:	anglais
Publié:	1972.
Sujets:	Mathematics > Study and teaching (Elementary) > Philippines. Multiplication > Study and teaching (Elementary) > Philippines. Learning disabilities > Philippines.