Dyfyniad APA
Organisation for Economic Co-operation and Development. (2018). Taxing energy use 2018: Companion to the taxing energy use database. OECD Publishing.
Dyfyniad Arddull Chicago
Organisation for Economic Co-operation and Development. Taxing Energy Use 2018: Companion to the Taxing Energy Use Database. Paris: OECD Publishing, 2018.
Dyfyniad MLA
Organisation for Economic Co-operation and Development. Taxing Energy Use 2018: Companion to the Taxing Energy Use Database. OECD Publishing, 2018.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.