APA (7th ed.) Zitazioa

Chang, M. I. (2011). Pollution in China. Nova Science Publishers.

Chicago Style (17th ed.) Zitazioa

Chang, Michael I. Pollution in China. Hauppauge, N.Y.: Nova Science Publishers, 2011.

MLA (9th ed.) Zitazioa

Chang, Michael I. Pollution in China. Nova Science Publishers, 2011.