Fifth International Conference on Energy Options : the role of alternatives in the world energy scene : 7-9 April 1987 : University of Reading, Reading, UK / organised by the Science, Education & Technology and Power Divisions of the Institution of Electrical Engineers in association with the Association for the Conservation of Energy ... (et. al.), with the support of the Convention of National Societies of Electrical Engineers of Western Europe (EUREL). (Conference publication / Institution of Electrical Engineers, 1987)