000 00264nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a621.155
100 _aD.G.WANG
245 0 _aDIGITAL SYSTEM DESIGN
260 _bEDWARD
365 _b90.00
942 _cBTECH
999 _c123730
_d123730