Cita APA (7th ed.)
Chen, Y. (2004). Promotion of renewable energy globally: Based on Johannesburg follow-up. Nordic Council of Ministers.
Cita Chicago (17th ed.)
Chen, Youn. Promotion of Renewable Energy Globally: Based on Johannesburg Follow-up. Copenhagen: Nordic Council of Ministers, 2004.
Cita MLA (9th ed.)
Chen, Youn. Promotion of Renewable Energy Globally: Based on Johannesburg Follow-up. Nordic Council of Ministers, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.