000			00268nam a2200109Ia 4500
008			211209s9999 xx 000 0 und d
041			_aeng
082			_a629.83 NAG
100			_aNAGRATH I J
245			_aCONTROL SYSTEMS ENGINEERING
260			_bNEW AGE INTL. NEW DELHI
999			_c43825 _d43825