Fairbank, John King; Feuerwerker, Albert; Twitchett, Denis Crispin (1986). The Cambridge history of China. Cambridge, England: Cambridge University Press. ISBN978-0-521-24338-4. to excerpt
"语言点浏览: 浙江省海宁市" [Language Record Browse: Haining City, Zhejiang Province]. 复旦大学东亚语言数据中心 [East Asian Languages Data Center of Fudan University]. Retrieved 16 February 2021.