000 00235nam a2200109Ia 4500
020 _a0852266057
082 _a629.8
100 _aNAGRATH, GOPAL
245 _aCONTROL SYSTEM ENGINEERING
260 _aNEW AGE
_b NEW AGE
_c1982
942 _cBK
999 _c5115
_d5115