International Energy Agency. (2017). End-use prices: Energy prices in national currency per unit (Edition 2017). OECD Publishing. https://doi.org/10.1787/f9ad5a91-en
Chicago-Zitierstil (17. Ausg.)International Energy Agency. End-use Prices: Energy Prices in National Currency Per Unit (Edition 2017). Paris: OECD Publishing, 2017. https://doi.org/10.1787/f9ad5a91-en.
MLA-Zitierstil (9. Ausg.)International Energy Agency. End-use Prices: Energy Prices in National Currency Per Unit (Edition 2017). OECD Publishing, 2017. https://doi.org/10.1787/f9ad5a91-en.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.