000 00331nam a2200133Ia 4500
008 241225s9999 xx 000 0 und d
020 _a8186555358
082 _a621.3
_bGK
100 _aG K Pub.
245 0 _aGate in electrical engineering
260 _aNoida :
_bG K Publisher,
_c2007
365 _a320
650 _aApplied physics
999 _c21318
_d21318