00376nam a2200145Ia 4500008004100000020001800041041000800059082001700067100001500084245005500099260002200154300002300176365001600199700001500215230718s9999    xx            000 0 und d  a9788131705025  aeng  a621.382bFLO  aFlood J.E.  aTelecommunications Switching, Traffic And Networks  bPearson Education  dRef 1668 E (52712)  cRs.b475.00  aFlood J.E.