The ''Zhengdian'' () was a 35-volume

Chinese Chinese can refer to: * Something related to China * Chinese people, people of Chinese nationality, citizenship, and/or ethnicity **''Zhonghua minzu'', the supra-ethnic concept of the Chinese nation ** List of ethnic groups in China, people of ...

political Politics (from , ) is the set of activities that are associated with making decisions in groups, or other forms of power relations among individuals, such as the distribution of resources or status. The branch of social science that studies ...

treatise A treatise is a formal and systematic written discourse on some subject, generally longer and treating it in greater depth than an essay, and more concerned with investigating or exposing the principles of the subject and its conclusions."Treat ...

in historical form which was written approximately in 742 by Liu Zhi, son of esteemed historical critic

Liu Zhiji Liu Zhiji (; 661–721), courtesy name Zixuan (), was a Chinese historian and politician of the Tang dynasty. Well known as the author of ''Shitong'', he was born in present-day Xuzhou, Jiangsu, during the Tang dynasty. Liu's father Liu Zangqi and ...

.Robert Hoyland, ''Seeing Islam as Others Saw It'' p. 244 from Twitchett, ''Official History under the T'ang'' 104-107 The book did not survive, but it was further expanded and borrowed by

Du You Du You () (735 – December 23, 812), courtesy name Junqing (), formally Duke Anjian of Qi (), was a Chinese historian, military general, and politician. He served as chancellor of the Tang Dynasty. Du was born to an eminent aristocratic family i ...

in his ''

Tongdian The ''Tongdian'' () is a Chinese institutional history and encyclopedia text. It covers a panoply of topics from high antiquity through the year 756, whereas a quarter of the book focuses on the Tang Dynasty. The book was written by Du You from 766 ...

''.

Notes

References

* Yang, Xumin.
Lun Liu Zhi (On Liu Zhi)
'. Huaihai Wenhui. 2002.2. p. 32-36. * Robert G. Hoyland (1998). ''Seeing Islam as others saw it : a survey and evaluation of Christian, Jewish, and Zoroastrian writings on early Islam''. Princeton, N.J: Darwin Press. . Tang dynasty literature {{china-stub