000 00497nam a2200229Ia 4500
008 240107s9999 xx 000 0 und d
020 _a81-222-0165-2
082 _a793.73 TOW
082 _bTOW
100 _aTOWNSEND.CHARLES BERRY
245 0 _aWORLD HARDEST PUZZLES
245 0 _aWORLD HARDEST PUZZLES
250 _n1st
260 _aNEW DELHI
260 _bORIENT
260 _c2006
300 _a127
365 _b55
650 _aMATHEMATICS
650 _bPUZ
942 _cREF
999 _c10452
_d10452