000 00305nam a2200121Ia 4500
008 170101s1989 xx 000 0 und d
100 _aGraf Rudolf F
245 0 _aElectronic Circuits,Encyclopedia Of
260 _aN.Delhi
_bBPB
_c1989
300 _a760
650 _aElectronic Circuits
942 _2ddc
_cBK
999 _c51643
_d51643