International Energy Agency. (2018). Oil 2018: Analysis and forecasts to 2023. OECD.
芝加哥风格引文International Energy Agency. Oil 2018: Analysis and Forecasts to 2023. Paris: OECD, 2018.
MLA引文International Energy Agency. Oil 2018: Analysis and Forecasts to 2023. OECD, 2018.
警告：这些引文格式不一定是100％准确.