000			00335nam a2200157Ia 4500
100			_aGlover/Ian A/ Grant/P.M
650			_aCommunications
250			_a2
942			_cBK
245			_aDigital communications
260			_bPearson Education _c2004
082			_a621.382 _bGLO
300			_a1000
546			_aENGLISH
999			_c23486 _d23486