00349nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001500084245004100099250000800140260003900148300000800187650000800195221030s9999    xx            000 0 und d  a9971513056  aEnglish  a105.23bHay  aS. Haykins 0aCommunication Systemscby S. Haykins  a4th  bJohn Wiley & SonsaSingaporec2002  a816  aECE