00337nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001400084245003800098250000800136260002500144300000800169650001400177221030s9999    xx            000 0 und d  a0070529043  aEnglish  a105.23bKei  aG. Keiser 0aLocal Area Networkscby G. Keiser  a2nd  bTMHaNew Delhic2003  a379  aComputers