000 00384nam a2200133Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aFrohlichtein, Jack
245 0 _aMathematical fun, games and puzzles
260 _bDover Publications,inc
_aNew York
_c1962
300 _axic,306 p. + 13p
653 _aMathematical fun
942 _c1
999 _c76653
_d76653