000 00305nam a2200121Ia 4500
008 221221s9999 xx 000 0 und d
100 _aHusain, Ashfaq
245 0 _aControl Systems
260 _bDhanpat Rai & Company
650 _aElectronics And Instrumentation
700 _aAshfaq, Haroon
942 _cBK
999 _c6449
_d6449