000 00234nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _aGUPTA P P
245 _aELECTRO-MAGNETIC THEORY
250 _a7
260 _c1991-92
_bGOEL PUB: HOUSE
999 _c21221
_d21221