辽史 (遼史) liáo shǐ

liáo shǐ proper noun History of the Liao
Domain: History 历史 , Subdomain: Liao Dynasty , Concept: Book 书
Notes: The twenty first of the 24 dynastic histories 二十四史, compiled under the supervision of Toktoghan 脱脱 in 1344 during the Yuan Dynasty 元, 116 scrolls (Chan 2014, p. 56; Wikipedia '辽史')