00346nam a2200145Ia 4500008004100000041000800041082001300049100001900062245003300081260001600114300002700130365001600157500001000173700001700183230718s9999    xx            000 0 und d  aeng  a004bWIL  aWilliams B. K.  aUsing Information Technology  c1999bIrwin  a610dRef 620 C (10234)  cRs.b959.20  a620 C  aWilliams B K