000 00270nam a2200109Ia 4500
008 220201s2008 xx 000 0 eng d
100 _aSeth SP
245 0 _aElement of Electromegnetic field
260 _aNew Delhi
_bDhanpat Rai Com
_c2008
300 _a443
942 _2ddc
999 _c64938
_d64938