000			00382 a2200157 4500
082			_a621.3076 _bBIE
100			_aBird, J. O. _974270
245			_aElectrical principles 3, checkbook
260			_aLondon: _bButterworth, _c1981.
300			_avii, 128p.
500			_aPB
546			_aEng
650			_aElectric engineering _975043
700			_aMay, A. J. C. _975044
942			_cBK
999			_c55005 _d55005