000 00308nam a2200133Ia 4500
008 160710s2001 xx 000 0 und d
082 _a621.38 TOM
100 _aTOMASI,W.
245 _aELECTRONIC COMMUNICATION SYSTEMS
250 _a3RD
260 _bPEARSON EDU.
_c2001
300 _a880
942 _2ddc
_cB
999 _c56787
_d56787