000 00550nam a2200193Ia 4500
008 191130s2007##################000#0#eng##
020 _a9780007263707
040 _aACL
_cACL
082 _a793.74 GOU
100 _aGould, Wayne
245 _aExtreme su doku : the ultimate su doku challenge 2
_cWayne Gould
260 _aLondon
_bHarperCollins Publishers
_c2007
300 _axxxiii, 120 p. ; 23 cm
650 _aMathematical puzzles
650 _aSudoku
990 _a0316cf95ac10000c1d03141fb73fe5a4
991 _a389076
999 _c180588
_d180588