000 00325nam a2200145Ia 4500
008 220105s9999 xx 000 0 und d
041 _aENGLISH
082 _a621.382
100 _a"Proakis, John G,"
245 0 _aContemporary Communication Systems
250 _n1
260 _bThomson
365 _b325
942 _cBK
999 _c197604
_d197604