000 00283nam a2200121Ia 4500
100 _aGupta, B R & Singhal, Vandana
020 _a81-85814-86-4
942 _cBK
245 _aElectrical science
260 _aA H Wheeler, New Delhi
_c1996
082 _a621.3 Gup/Sin
300 _aix,500
999 _c37407
_d37407