000 00327nam a2200121Ia 4500
008 221001s9999 xx 000 0 eng d
082 _a510 KER
100 _aKertz J. George
245 0 _aNature And Application Of Mathematics
260 _aCalifornia
_bGoodyear Publishing Company, Inc
300 _axii,402
942 _2ddc
_cBK
999 _c50371
_d50371