HHe he jiHe he jide Yongfu ZhaoMateriasHistorical geographyEdiciones (1)He he ji (2014)Shanghai ren min chu ban she · chino · ISBN 9787208119628Más obras de Yongfu ZhaoSShi da gu du ("Shi da" xi lie cong kan)Shi da gu du ("Shi da" xi lie cong kan)SShui jing zhu tong jian jin shiShui jing zhu tong jian jin shiZZhongguo li dai di li xue jia ping zhuanZhongguo li dai di li xue jia ping zhuan