000 00349nam a2200157Ia 4500
008 210210b1946 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a535/117
100 _aRUHEMANN (Martin)
245 _aPower
260 _aLondon
_bSigma Books Ltd.
_c1946
300 _a123
650 _aPower
690 _aElectricity
906 _a008735
999 _c126670
_d126670