000 00290nam a2200133Ia 4500
100 _aBANSAL S P
650 _aGeneral
365 _cRS
365 _d1
942 _cENGBK
245 _aQuestion and Answer on Direct Current
260 _bKatson Publisher
_c1985
_aLudhiyana
300 _a180 pp
999 _c3958
_d3958