000 00320nam a2200145Ia 4500
008 240801s9999 xx 000 0 und d
020 _a9788195175581
082 _bNAG-C
100 _aNAGRATH IJ
245 0 _aCONTROL SYSTEMS ENGINEERING
250 _a1
260 _aNEW DELHI
_c1975
300 _a922
942 _cDB
999 _c45661
_d45661