000 00314nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c260
040 _aET
100 _atewari Dr.K.K.
245 0 _aelectrocity & magnetism
260 _bS.chand
_aNEW DELHI
300 _a644
500 _a60487
942 _cBK
999 _c66450
_d66450