1.Zuo Zhuan or Tsochuan, Mr Zuo's Annals or Mr Zuo's commentary on 春秋[chūn qiū], early history c. 400 BC attributed to famous blind historian Zuo Qiuming 左丘明[zuǒ qiū míng]
Stop forgetting what you study. Build recall daily.
Try HanyuGuide's Chinese review system with multiple choice, typed recall, tone-aware practice, and reviews scheduled before memory fades.