00253nam a2200097Ia 4500008004100000041000800041100001500049245004100064260003100105999001900136230508s2011    xx            000 0 und d  aeng  aMANDAL A K  aINTRODUCATION TO CONTROL ENGINEERING  bNEW AGE INTERNATIONAc2011  c731875d731875