000 00348nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a621.381 PUR
100 _aPuri, V.K
245 0 _aDigital Electronics Circuits And Systems
260 _aNEW DELHI
260 _bTMH
260 _c1999
300 _a446
650 _aElectronics Engineering
999 _c131628
_d131628