The IMO Compendium : A Collection of Problems Suggested for The International Mathematical Olympiads: 1959-2009 Second Edition
Dusan Djukic
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Abraham Lincoln's Cyphering Book and Ten other Extraordinary Cyphering Books
Nerida F. Ellerton
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On Evaluating Curricular Effectiveness : Judging the Quality of K-12 Mathematics Evaluations
National Research Council
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