000 00290nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.3192
100 _aRalph J Smith
245 0 _aCircuit devices and system
250 _a5
260 _bJohn Wiley & Sons, Newyork
_c1992
942 _cBK
999 _c1816
_d1816