000 00255nam a2200121Ia 4500
654 _aELEC
100 _aBolton.D.J.
250 _a1st Ed.
245 _aPower Factor Indication.
260 _bChapman & Hall.
_c1950
082 _bBOL
999 _c11609
_d11609
041 _aeng
655 _aD-14
546 _aText in English
300 _c24 cm.