International Energy Agency. (2018). Oil 2018: Analysis and forecasts to 2023. OECD.
Chicago Style (17. basım) AtıfInternational Energy Agency. Oil 2018: Analysis and Forecasts to 2023. Paris: OECD, 2018.
MLA (9th ed.) AtıfInternational Energy Agency. Oil 2018: Analysis and Forecasts to 2023. OECD, 2018.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..