The Ultimate Book of Puzzles, Mathematical Diversions, and Brainteasers
Erwin Brecher, "The Ultimate Book of Puzzles, Mathematical Diversions, and Brainteasers: A Definitive Collection of the Best Puzzles Ever Devised" St. Martin's Press | 1996 | ISBN: 0312141432 | 270 pages | Djvu | 2,4 MB
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