000 00288nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a621.38043
100 _aJOHN G. PROAKIS
245 0 _aCOMMUNICATIONS SYSTEMS ENGINEERING
260 _bPEARSON
365 _b325.00
942 _cBTECH
999 _c135805
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