000 00310nam a2200133Ia 4500
008 170101s1988 xx 000 0 und d
020 _a0132486911
100 _aRyff Peter F
245 0 _aElectric Machinery
260 _aN.York
_bPH
_c1988
300 _a321
650 _aElectric Machines
942 _2ddc
_cBK
999 _c40843
_d40843