"To 1643" . . "Zheng zhi Zhong guo Song(960-1279)" . . "政治 中國 宋(960-1279)" . "History" . . . . "元朝制度考" . . . . . . . . . . . . . . . . . . . . . . . "Yuanchao zhidukao" . . . . . . "Yuanchao zhidu kao" . . . . "Yuan chao zhi du kao" . . . . . . . . . . . . . . . . . "Yuan zhao zhi du kao" . "Yuanzhao zhidu kao" . "Yuan zhao zhi du kao"@en . . . . . . . "Collectanea, Chinese." . . "Politics and government" . . . . "Xing zheng zhi du." . . "行政制度" . "China" . . "Mongolia" . . "Yuan dai." . . "元代" . "1260 - 1368" . .