International Energy Agency, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2009). Oil information 2009: With 2008 data = Donnees sur le petrole. OECD : International Energy Agency.
Citação do estilo Chicago (17ª ed.)International Energy Agency, Organisation for Economic Co-operation and Development, e ProQuest (Firm). Oil Information 2009: With 2008 Data = Donnees Sur Le Petrole. Paris: OECD : International Energy Agency, 2009.
Citação MLA (9ª ed.)International Energy Agency, et al. Oil Information 2009: With 2008 Data = Donnees Sur Le Petrole. OECD : International Energy Agency, 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.