Cita APA (7th ed.)

International Energy Agency. (2017). Gas 2017: Analysis and forecasts to 2022. OECD.

Cita Chicago (17th ed.)

International Energy Agency. Gas 2017: Analysis and Forecasts to 2022. [Paris, France]: OECD, 2017.

Cita MLA (9th ed.)

International Energy Agency. Gas 2017: Analysis and Forecasts to 2022. OECD, 2017.

Atenció: Aquestes cites poden no estar 100% correctes.