Citação norma APA
International Energy Agency, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2009). Natural gas information (2009 ed.). OECD : International Energy Agency.
Citação norma Chicago
International Energy Agency, Organisation for Economic Co-operation and Development, and ProQuest (Firm). Natural Gas Information. 2009 ed. Paris: OECD : International Energy Agency, 2009.
Citação norma MLA
International Energy Agency, et al. Natural Gas Information. 2009 ed. OECD : International Energy Agency, 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.