00343nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001900084245002500103250000800128260003900136300000800175650001400183221030s9999    xx            000 0 und d  a0070402248  aEnglish  a105.23bSom  aI. Sommerville 0aSoftware Engineering  a7th  bPearson EducationaNew Delhic2005  a781  aComputers