000 00293nam a2200109Ia 45e0
008 181001s2018 xx 000 0 und d
100 _aIrving M. Gottlieb
245 0 _aPower supplies switching regulators
260 _aDelhi
_bB.P.B publ.
300 _a136
942 _2ddc
_cBK
999 _c3916
_d3916