000 00289nam a2200121Ia 4500
008 221221s9999 xx 000 0 und d
020 _a8121932511
082 _a621.3
_bGUP/E
100 _aGupta, B R
245 0 _aElectrical And Electronics Engineering
260 _aNew Delhi
942 _cBK
999 _c9663
_d9663