International Energy Agency. (2017). World energy investment 2017. OECD.
芝加哥风格引文International Energy Agency. World Energy Investment 2017. Paris, [France]: OECD, 2017.
MLA引文International Energy Agency. World Energy Investment 2017. OECD, 2017.
警告：这些引文格式不一定是100％准确.