000 00272nam a2200121Ia 4500
008 170808s9999 xx 00 und d
020 _a9789332555136
041 _aEnglish
100 _aSalenhi
245 _aCommunication systems engineering
260 _bPearson
300 _bBook
942 _cBK
999 _c21604
_d21604