Improving mathematics programs trends and issues in the elementary school.

Detaylı Bibliyografya
Yazar:	Devault, M. Verde e d.
Materyal Türü:	Kitap
Dil:	English
Baskı/Yayın Bilgisi:	Columbus, Ohio Merrill c1961.
Konular:	Arithmetic > Study and teaching (Elementary). Mathematics > Study and teaching (Elementary).