00296nam a2200121Ia 4500008004100000020001800041040003000059100002100089245003200110260001200142300001200154350000800166120327s9999    xx            000 0 und d  a9788131718209  aKrishna book distributors  aS.K.Bhattacharya  aControl Systems Engineering  bPearson  ax;550p.  a425