Dyfyniad APA
(2001). Energy policies of IEA countries: Norway 2001 review. International Energy Agency : Organisation for Economic Co-operation and Development.
Dyfyniad Arddull Chicago
Energy Policies of IEA Countries: Norway 2001 Review. Paris, Cedex, France: International Energy Agency : Organisation for Economic Co-operation and Development, 2001.
Dyfyniad MLA
Energy Policies of IEA Countries: Norway 2001 Review. International Energy Agency : Organisation for Economic Co-operation and Development, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.