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Letters to the Editor
M. L. Keedy, Richard S. Zerbe, Richard A. Foster, Robert J. Lifsey Jr., Irene Fischer, Lawrence P. Gross and Joseph J. BucVolume:
60
Language:
english
Journal:
The Mathematics Teacher
DOI:
10.2307/27957715
Date:
December, 1967
File:
PDF, 647 KB
english, 1967