Improving mathematics programs trends and issues in the elementary school.

Improving mathematics programs trends and issues in the elementary school.

書誌詳細
第一著者: Devault, M. Verde e d.
フォーマット: 図書
言語:English
出版事項: Columbus, Ohio Merrill c1961.
主題:
Arithmetic > Study and teaching (Elementary).
Mathematics > Study and teaching (Elementary).