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Senior Mathematical Challenge
by Gardiner, Tony, Richardson,...
ISBN: 9780521665674
List Price: $28.25
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More Mathematical Challenges Problems for the Uk Junior Mathematical Olympiad 1989-95
by Gardiner, Tony
ISBN: 9780521585682
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Essence of Mathematics Through Elementary Problems
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ISBN: 9781783747009
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Essence of Mathematics Through Elementary Problems
by Borovik, Alexandre, Gardine...
ISBN: 9781783746996
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