Northern Qi: Sources Primary sources: Book of Northern Qi. "The Book of Northern Qi" (Běi Qí shū | 北齊書) (web site; web site) History of the Northern Dynasties. "The History of the Northern Dynasties" (Běi shǐ | 北史) (web site; web site) Zīzhì Tòngjiàn. "Comprehensive Mirror in Aid of Governance" (Zīzhì tōngjiàn | 資治通鑑) (web site) Secondary sources: Moule. "The Rulers Of China 221 B.C. – A.D. 1949", ed. by Arthur Christopher Moule (London: Routledge and Kegan Paul, 1957). Last updated on: 23 Mar 2022 07:44:35