000 00256nam a2200097Ia 4500
008 230508s2012 xx 000 0 und d
041 _aeng
100 _aWEBB J W
245 _aPROGAMMABLE LOGIC CONTROLLER PRIN.&APPLI.
260 _bPHI LEARNING PVT LTD
_c2012
999 _c733394
_d733394