00871nam--2200313---450-99000332097020331620090928122448.0000332097USA01000332097(ALEPH)000332097USA0100033209720090928d1981----km-y0itay50------baengUSa---||||001yyNotes on rubik's magic cubeDavid SingmasterHarmondsworthPenguin books1981IV, 60, 2, 5 p.ill.21 cmGiochi matematici793.74SINGMASTER,David50607ITsalbcISBD990003320970203316793.74 SIN9697/CBS793.7400328500BKSCIRSIAV79020090928USA011224Notes on Rubik's Magic Cube340236UNISA