International Energy Agency (IEA) & Organisation for Economic Co-operation and Development (OECD). (2006). Natural gas market review. IEA.
Chicago Style (17. basım) AtıfInternational Energy Agency (IEA) ve Organisation for Economic Co-operation and Development (OECD). Natural Gas Market Review. Paris: IEA, 2006.
MLA (9th ed.) AtıfInternational Energy Agency (IEA) ve Organisation for Economic Co-operation and Development (OECD). Natural Gas Market Review. IEA, 2006.
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