Košík

Hexaflexagons, probability paradoxes, and the Tower of Hanoi : Martin Gardner's first book of mathematical puzzles and games / Martin Gardner . Cambridge ; New York : Cambridge University Press, 2008 . xiii, 193 s . ISBN 978-0-521-73525-4 (brož.). ISBN 978-0-521-75615-0 (váz.) .   [1, z toho volných 1]