000 00334nam a2200145Ia 4500
001 2914
008 150525s9999 xx 000 0 und d
020 _a333 15638 2
100 _aSchool Council
245 _aElectricity
250 _a0
260 _aLondon
_bMacmillan Education
_c1974
300 _a,;ill.
650 _aElectricity
999 _c30501
_d30501