00396nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001300084245008000097260003300177300000800210650001600218700001600234221030s9999    xx            000 0 und d  a8147495243  aEnglish  a105.23bDiw  aP. Diwan 0aComputer Networks Driven E- Commerce Technologiescby P. Diwan, D. B. Singh  bAmexcel PubaNew Delhic2000  a550  aBE Computer  aD. B. Singh