Cita APA (7th ed.)
Yu, H. (2008). Global warming and China's environmental diplomacy. Nova Science Publishers, Inc..
Cita Chicago (17th ed.)
Yu, Hongyuan. Global Warming and China's Environmental Diplomacy. New York: Nova Science Publishers, Inc., 2008.
Cita MLA (9th ed.)
Yu, Hongyuan. Global Warming and China's Environmental Diplomacy. Nova Science Publishers, Inc., 2008.
Atenció: Aquestes cites poden no estar 100% correctes.