Improving mathematics programs trends and issues in the elementary school.

Improving mathematics programs trends and issues in the elementary school.

Xehetasun bibliografikoak
Egile nagusia: Devault, M. Verde e d.
Formatua: Liburua
Hizkuntza:English
Argitaratua: Columbus, Ohio Merrill c1961.
Gaiak:
Arithmetic > Study and teaching (Elementary).
Mathematics > Study and teaching (Elementary).