ebrary, Inc, Guo, S., Kassiola, J. J., & Zhang, J. (2010). Environmental protection policy and experience in the U.S. and China's western regions. Lexington Books.
Chicago-referens (17:e uppl.)ebrary, Inc, Sujian Guo, Joel Jay Kassiola, och Jijiao Zhang. Environmental Protection Policy and Experience in the U.S. and China's Western Regions. Lanham, Md.: Lexington Books, 2010.
MLA-referens (9:e uppl.)ebrary, Inc, et al. Environmental Protection Policy and Experience in the U.S. and China's Western Regions. Lexington Books, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.