000 00341nam a2200145Ia 4500
100 _aNAGRATH I J and GOPAL M
250 _a2nd
650 _aControl systems Engineering
365 _cRS
365 _d1
942 _cENGBK
245 _aControl Systems Engineering
260 _bWiley Eastern Limited
_c1982
_aNew Delhi
300 _aVII+723PP
999 _c1948
_d1948