00270nam a22001097a 4500020001800000040000900018082001600027100002400043245002200067260004900089650002200138  a9788120323964  cNUST  a621.317 JAM  aAsghar,  M. S.Jamil  aPower Electronics  aNew Delhi:bPrentice-Hall of India,  c2004.  aPower Electronics