000 00325nam a2200133Ia 4500
008 221231s9999 xx 000 0 und d
100 _aProakis G John
_92725
245 0 _aDigital Communication
260 _bMegraw Hill
260 _c2001
300 _a1002
650 _aElectronics and Communication
_92726
942 _cBE_BK
999 _c2669
_d2669