00307nam a2200121Ia 4500008004100000041001200041082001800053100001600071245004000087260003600127300000800163650001400171231217s9999    xx            000 0 und d  aEnglish  a001.6404  GOO  aGookin, Dan 0aHow to understand and buy computers  c1993bSterling informaation tec  a198  aComputers