000 00274nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a621.317
_bNAG
100 _a NAGRATH (I.J.) KOTHARI (D P)
245 0 _aPower System Engineering
260 _b TMH
_aN.Delhi
942 _cBK
999 _c1843
_d1843