000			002810000a22001210004500
245			_aElectrical engineer's reference book
100			_aSay, M.G., ed.
250			_a13th ed.
260			_aLondon _bButterworths _c1973
080			_a621.3(021) _bS3
041			_aEN
942			_cBK
999			_c110267 _d110267