000 00354nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a332.42 SWA
100 _aSwan, Melanie
245 0 _aBlockchain : Blueprint For A New Economy
260 _aNEW DELHI
260 _bO REILLY
260 _c2019
300 _a128
650 _aComputers Engineering
999 _c125364
_d125364