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National Council of Teachers of Mathematics
> Harry D. Ruderman
Harry D. Ruderman
title
ISBN-13
(ISBN-10)
year of publication
Nysml-Arml Contests 1973-1985
978-O-87353-247-1
(O-87353-247-3)
1987
(D-R)
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H.D.
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Harry D.
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Harry R
Harry D. Schultz