European Cooperative Networks on Rural Energy, FAO Regional Office for Europe, ENEA (Agency : Italy), & Popovski, K. (1989). Geothermal energy resources and their use in European agriculture: Present status and prospectives. Food and Agriculture Organization of the United Nations.
Chicago Style (17. basım) AtıfEuropean Cooperative Networks on Rural Energy, FAO Regional Office for Europe, ENEA (Agency : Italy), ve K. Popovski. Geothermal Energy Resources and Their Use in European Agriculture: Present Status and Prospectives. [Rome]: Food and Agriculture Organization of the United Nations, 1989.
MLA (8th ed.) AtıfEuropean Cooperative Networks on Rural Energy, et al. Geothermal Energy Resources and Their Use in European Agriculture: Present Status and Prospectives. Food and Agriculture Organization of the United Nations, 1989.