00421nam a2200157Ia 4500008004100000020001800041041000800059082001600067100001300083245005800096250001200154260002800166300002900194365001600223700002400239230718s9999    xx            000 0 und d  a9788131720929  aeng  a621.38bSKL  aSklar B.  aDigital CommunicationsbFundamentals And Applications  a2nd ed.  c2009bPearson Education  a1137dRef 1577 E (48352)  cRs.b610.00  aSklar B. & Ray P.K.