International Energy Agency. (2018). Oil 2018: Analysis and forecasts to 2023. OECD.
Chicagoスタイル(17版)引用形式International Energy Agency. Oil 2018: Analysis and Forecasts to 2023. Paris: OECD, 2018.
MLA(9版)引用形式International Energy Agency. Oil 2018: Analysis and Forecasts to 2023. OECD, 2018.
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