000 00305nam a2200121Ia 4500
005 20240713150944.0
008 240712s9999 xx 000 0 und d
041 _aeng
100 _aPuri, v.k.
245 _aDigital electronics; circuits & systems
260 _aChennai
_b Mcgraw hill
_c2018
300 _a446
999 _c32209
_d32209