《三国志·魏书·王毋丘诸葛邓钟传》
右北平乌丸单于寇娄敦、辽西乌丸率领部众王护留等人，还有过去跟随袁绍逃奔到辽东的人，带领五千多人前来投降。
右北平乌丸单于寇娄敦、辽西乌丸都督率众王护留等，昔随袁尚奔辽东者，率众五千馀人降。
Right Beiping Wuhuan Shanyu Kou Loudun, Liaoxi Wuhuan leader Wang Huliu, and others who had followed Yuan Shao and fled to Liaodong in the past, led more than 5,000 people to surrender.