000 00321nam a2200133Ia 4500
005 20251003125733.0
008 251003s9999 xx 000 0 und d
082 _a620.004
100 _aKosbar
245 0 _aPrinciples Of Communication System
260 _bPearson Educational
_aUsa
_c2004
300 _a778
942 _cBK
999 _c38015
_d38015