000 00325nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c190
040 _aET
100 _aPRABHAT SHARMA
245 0 _aELECTROMAGNETIC FILD THEORY]
260 _bNANDANI PRAKASHAN
_aDELHI
300 _a265
500 _a16488
942 _cBK
999 _c22722
_d22722