Dyfyniad APA

Organization for Economic Cooperation and Development & Organization for Economic Cooperation and Development. Statistiques de l'energie. Energy statistics: Statistiques de l'energie. s.n.

Dyfyniad Arddull Chicago

Organization for Economic Cooperation and Development and Organization for Economic Cooperation and Development. Statistiques de l'energie. Energy Statistics: Statistiques De L'energie. Paris: s.n.

Dyfyniad MLA

Organization for Economic Cooperation and Development and Organization for Economic Cooperation and Development. Statistiques de l'energie. Energy Statistics: Statistiques De L'energie. s.n.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.