000 00170 a2200073 4500
020 _a9781874940319
082 _2ST 621.3 ELEC
_a621.3
_b1
245 _aELECTRICAL TRADE THEORY N1
999 _c782491
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942 _w438
_xLucy Nkosi
_y438
_zLucy Nkosi