The metric system IS simple!

The Arithmetic Teacher 1961 / 04 Vol. 8; Iss. 4

The metric system IS simple!

RICHARD H. PRAY
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Volume:
8
Language:
english
Journal:
The Arithmetic Teacher
DOI:
10.2307/41186529
Date:
April, 1961
File:
PDF, 213 KB
english, 1961
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