《资治通鉴·汉纪·汉纪五》
贾谊请文帝改历法，变换朝服颜色，重新审定官名，确定汉室的礼仪和音乐，以建立汉朝制度，更改秦朝法度。
贾生请改正朔，易服色，定官名，兴礼乐，以立汉制，更秦法。
Jia Yi requested Emperor Wen to change the calendar, change the color of the imperial clothing, re-examine the titles of officials, and determine the etiquette and music of the Han Dynasty to establish the system of the Han Dynasty and change the laws of the Qin Dynasty.