APA-referens (7:e uppl.)

Zheng, Y. (2005). The social life of opium in China. Cambridge University Press.

Chicago-referens (17:e uppl.)

Zheng, Yangwen. The Social Life of Opium in China. Cambridge, UK ; New York: Cambridge University Press, 2005.

MLA-referens (9:e uppl.)

Zheng, Yangwen. The Social Life of Opium in China. Cambridge University Press, 2005.