00309nam a2200121Ia 4500008004100000020001500041082001600056100001400072245003200086250000900118260004300127700001700170220204s9999    xx            000 0 und d  a8122411924  a621.38bNAG  aGopal,  M 0aControl systems engineering  aEd.3  aNew DelhibNew Age Internationalc2003  aNagrath, I J