000 00299nam a2200133Ia 4500
020 _a9788122420081
100 _aNagrath IJ
245 _aControl Systems Engineering
250 _a5th
260 _c2008
_bNew Age International
_aNew Delhi
300 _axiii+894
700 _aGopal M
942 _cBK
999 _c33826
_d33826