00379nam a2200145Ia 4500008004100000020001500041041001200056082001100068100001400079245007300093260003100166300000800197650001400205700001400219221030s9999    xx            000 0 und d  a8176353566  aEnglish  a105.23  aP. Norton 0aPeter Norton`s Complete Guide to Networkingcby P. Norton, D. Kearns  bTechmediaaNew Delhic2011  a576  aComputers  aD. Kearns