APA (7th ed.) Zitazioa

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 Style (17th ed.) Zitazioa

ebrary, Inc, Sujian Guo, Joel Jay Kassiola, eta Jijiao Zhang. Environmental Protection Policy and Experience in the U.S. and China's Western Regions. Lanham, Md.: Lexington Books, 2010.

MLA (9th ed.) Zitazioa

ebrary, Inc, et al. Environmental Protection Policy and Experience in the U.S. and China's Western Regions. Lexington Books, 2010.