000 00326nam a2200133Ia 4500
008 221221s9999 xx 000 0 und d
100 _aNagrath, I J
245 0 _aControl System Engineering
250 _a5
260 _bNew Age International
650 _aElectronics And Instrumentation
700 _aGopal, M
942 _cBK
999 _c6374
_d6374