000 00332nam a2200145Ia 4500
008 170101s1968 xx 000 0 und d
082 _a510 Y-5N
100 _aYOUNG, Frederick H
245 0 _aNature of mathematics
260 _bN.Y
_c1968
300 _a407p
650 _aMATHEMATICS
653 _aMATHEMATICS
942 _2ddc
_cB
999 _c31136
_d31136