Mensa presents mighty logic puzzlesde Philip CarterMateriasMathematical recreationsPuzzlesMensaEdiciones (1)Mensa presents mighty logic puzzles (1997)Barnes & Noble · inglés · ISBN 9780760708460Más obras de Philip Carter400 Mind-bending IQ Puzzles500 IQ Puzzles (Boost Your Brain Power)TThe Blue Book of Brain TeasersThe Blue Book of Brain Teasers