00327nam a2200133Ia 4500008004100000041000800041082001700049100001800066245005500084260002000139300000800159365000800167700001800175230718s9999    xx            000 0 und d  aeng  a621.317bWIL  aWilliams B.W.  aPower ElectronicsbDevices, Drivers, Applications   c1987bMacmillan  a337  cRs.  aWilliams B.W.