000 00355nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a70053308
082 _a621
082 _b381044
100 _a"Billings, Keith H."
245 0 _aHadbook of Switchmode Po
260 _aNew Delhi
260 _bMcGraw Hill
260 _c1989
300 _a"xxvi, 7"
999 _c33133
_d33133