AT Classic: Twentieth Century Mathematics for the...

The Arithmetic Teacher 1993 / 10 Vol. 41; Iss. 2

AT Classic: Twentieth Century Mathematics for the Elementary School

H. Van Engen
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Volume:
41
Language:
english
Journal:
The Arithmetic Teacher
DOI:
10.2307/41195923
Date:
October, 1993
File:
PDF, 6.06 MB
english, 1993
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