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World's Biggest Book of Brainteasers & Logic Puzzles
by Willis, Norman D., Sloane, ...
ISBN: 9781402733727
List Price: $12.95
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Little Giant Encyclopedia of Logic Puzzles
by Willis, Norman D.
ISBN: 9780806926896
List Price: $9.95
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Juegos De Ingenio / The Little Giant Book of Logic Puzzles (Aprende Y Practica / Learn and P...
by Norman D. Willis
ISBN: 9788479276294
List Price: $7.95
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Juegos De Ingenio/ The Little Giant Book of Logic Puzzles (Aprende Y Practica / Learn and Pr...
by Norman D. Willis
ISBN: 9788479276300
List Price: $1.95