Zheng Yangwen. (2005). The social life of opium in china. Cambridge University Press.
Chicago Edition CitationZheng Yangwen. The Social Life of Opium in China. New York: Cambridge University Press, 2005.
MLA Edition CitationZheng Yangwen. The Social Life of Opium in China. Cambridge University Press, 2005.
Warning: These citations may not always be 100% accurate.