周书
The book comprises 150 chapters, and was in effect divided into 7 books, they are: "Book of Liang" (24 volume), "Book of Tang" (50 volume), "Book of Jin" (24 volume), "Book of Han" (11 volume), "Book of Zhou" (22 volume), "Liezhuan" (7 volume) and "Zhi" (12 volume), respectively"." After the "New History of the Five Dynasties" by Ouyang Xiu was published, it was no longer popular. In the 12th century it was removed from the Imperial Library and was no longer published by order of the Jin dynasty. The book was lost during this period.