00388nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001600084245007600100250000800176260003600184300000800220650001400228221030s9999    xx            000 0 und d  a8177587498  aEnglish  a105.23bCom  aD. E. Comer 0aComputer Networks & Internets with Internet Applicationcby D. E. Comer  a4th  bPearson  EducationaDelhic2006  a719  aComputers