000			00447 a2200169 4500
020			_a0750603364
082			_a621.3 _bBIR
090			_c9360 _d13048
100			_aBird J.O.
245			_aEllectrical and electronic principles 3 checkbook
250			_a2nd.
260			_aOxford _bNewnes _c1989 _g1989
300			_a194p. _c18cm.
650			_aELECTRICAL MAGNETIC OPTICAL COMMUNICATIONS COMPUTER ENGINEERING
700			_aMay A.J.C.
942			_cL
999			_c37954 _d37954