《百战奇略·第三卷·形战》
袁绍派遣郭图、淳于琼、颜良率兵进攻驻扎在白马的曹操部将、东郡太守刘延所部，袁绍亲自率兵进至黎阳，准备南渡黄河。
绍遣郭图、淳于琼、颜良，攻操将东郡太守刘延于白马，绍率兵至黎阳，将渡河。
Yuan Shao sent Guo Tu, Chunyu Qiong, and Yan Liang to attack Liu Yan, the governor of Dongjun who was stationed in Baima, while Yuan Shao personally led his troops to Liyang, preparing to cross the Yellow River to the south.