000			00410nam a2200157 a 4500
005			20220518175510.0
008			960221s1955 dcuabcdjdbkoqu001 0deng d
082			_a621.381 9535
100			_aMarcus, Mitchell P _923423
245			_aSwitching circuits for engineers _b: 2nd ed.
250			_a2nd ed.
653			_aCircuitry _acomputers _aelectronic engineering
942			_cBK
942			_cBK
003			ViArRB
999			_c254063 _d254063