000 00331nam a22001457a 4500
999 _c27293
_d27293
005 20240530140323.0
008 240530b xxu||||| |||| 00| 0 eng d
020 _a9781633697911
082 _a658.0557 HBR
100 _aHBR
245 _aBlockchain
260 _aBoston
_bHBR Press
_c2019
300 _a174p.
942 _2ddc
_cBK