000 00293nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.381534
100 _aJacob Millman
245 0 _aPulse, Digital and Switching Waveforms
250 _a1
260 _bTata Mcgrawhill
_c2000
942 _cBK
999 _c2354
_d2354