Organisation for Economic Co-operation and Development & ProQuest (Firm). (2009). Renewables information 2009: With 2008 data. OECD/IEA.
Cita Chicago (17th ed.)Organisation for Economic Co-operation and Development i ProQuest (Firm). Renewables Information 2009: With 2008 Data. Paris, France: OECD/IEA, 2009.
Cita MLA (9th ed.)Organisation for Economic Co-operation and Development i ProQuest (Firm). Renewables Information 2009: With 2008 Data. OECD/IEA, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.