000 00291nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a621.313 H234
100 _aHANCOCK,N.N
245 0 _aELECTRIC POWER UTILIZATION
260 _aLONDON
_bPitman
_c1967
300 _a22X14
942 _cBK
_2DDC
999 _c14178
_d14178