000 00234nam a2200109Ia 4500
082 _a001.64044 GOP
100 _aGOPAL, M.
245 _aDIGITAL CONTROL ENGINEERING
260 _bWILEY EASTERN
_c1988
300 _a535
942 _2ddc
_cB
999 _c49312
_d49312