000 00353nam a2200181Ia 4500
100 _aBashir/Imran
650 _aBlock chain
250 _a3
942 _cRB
366 _f23
654 _amastering blockchain
245 _aMastering Blockchain
260 _bPACKT
_c2020
082 _bBAS
300 _a788
546 _aENGLISH
999 _c26013
_d26013