World Energy Council Madrid, Spain. (1992). ُEnergy and the Economy: Energy costs, prices and competition.
芝加哥风格引文World Energy Council Madrid, Spain. ُEnergy and the Economy: Energy Costs, Prices and Competition. Madrid, 1992.
MLA引文World Energy Council Madrid, Spain. ُEnergy and the Economy: Energy Costs, Prices and Competition. 1992.
警告：这些引文格式不一定是100％准确.