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008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.38153 NAG
100 _aNAGRATH (I.J.)/ GOPAL (M)
245 _aControl Systems Engineering
260 _aNEW DELHI
_bNEW AGE PUBLICATION
365 _cRS
999 _c214727
_d214727