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040 _aOLADE-CDD
_cOLADE-CDD
041 _aeng
082 _a333.88
_bU5811
110 _aUnion Oil Company
245 _aGeothermal energy: harnessing the natural heat of the earth
260 _aCalifornia:
_bUNION,
_c[Fecha de publicación no identificada]
300 _a11 p.
_bilustraciones.
504 _a05386
505 _aWhat is geothermal energy? Where is it found? Union oil's leaderchip. The geysers. To sum it up.
650 _aGeotermia
650 _aEnergía Geotérmica
942 _2ddc
_cMON