000 00293nam a22001217a 4500
003 AUM
020 _a9781484240359
100 _aDrescher, Daniel
245 _aBlockchain Basics: A-Non - Technical Introduction In 25 Steps
260 _aNew York
_bApress
_c2017
300 _a255
942 _2ddc
_cBK
999 _c9215
_d9215