000			00381nam a2200133Ia 4500
082			_a621.38133 _bALL
100			_aAllison, John
245			_aElectronic Engineering Materials and Devices
260			_aNew Delhi _bTata McGraw Hill _c1971
300			_axii,299P,303P
650			_aElectrical & Electronics Engineering
650			_aElectronics & Communication Engg.
044			_aIndia
999			_c4622 _d4622