000 00381nam a2200145Ia 4500
003 IN-KoSCC
082 _a510
_bOg34To
100 1 _aOgilvy, C.Stanley
245 1 _aTomorrow's Math
_bunsolved problems for the amateur
260 _aNew Yorkl, London
_bOxford University Press
_c1972
300 _a198p.
_bill.diagrs
_c20cm.
500 _aRs.80.00
653 _aMathematics
942 _cBK
999 _c4468
_d4468