Organisation for Economic Co-operation and Development & International Energy Agency. (1999). Energy policies of IEA countries. OCED.
芝加哥风格引文Organisation for Economic Co-operation and Development 与 International Energy Agency. Energy Policies of IEA Countries. Paris: OCED, 1999.
MLA引文Organisation for Economic Co-operation and Development 与 International Energy Agency. Energy Policies of IEA Countries. OCED, 1999.
警告：这些引文格式不一定是100％准确.