00336nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001900084245005200103260002500155300000800180650001400188221030s9999    xx            000 0 und d  a0070528489  aEnglish  a105.23bFor  aB. A. Forouzan 0aBusiness Data Communicationscby B. A. Forouzan  bTMHaNew Delhic2003  a407  aComputers