000			00366nam a2200145Ia 4500
008			230106s9999 xx 000 0 und d
082			_a620 _bGU-E
100			_aGupta J.B
245		0	_aElectronics and electrical measurement
250			_a1st Ed.
260			_aNew Delhi _bEss Kay Publication _c1990
300			_a812
650			_aMechanical Engineering
942			_cBK
999			_c497 _d497