000 00242nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _aGUPTA PP
245 _aELECTRO-MAGNETIC THEORY
250 _a7
260 _c1991-92
_bKRISHNA PRAKASHAN MANDIR
999 _c20972
_d20972