000 00269nam a2200109Ia 4500
008 220201s2012 xx 000 0 eng d
082 _a621.3-GUP
100 _aGupta, J.B.
245 0 _atextbook of Electrical Science
260 _aNew Delhi
_bSKS
_c2012
942 _2ddc
_01
999 _c65600
_d65600