The historical records of Wu are found in the famous Chinese classics: Records of the Grand Historian (史記; Shǐjì) by Sima Qian, The Art of War by Sun Tzu and The Annals of Lü Buwei. He is also mentioned in Guliang Zhuan and Gongyang Zhuan.Durrant, The Cloudy Mirror, p.182 n.35 The accounts differ, showing the significant influence of folklore on his historical character.
