Columbia subject headings:
Harvard subject headings:
China--History--Yuan dynasty, 1260-1368.
Eurasia--History.
Genghis Khan, 1162-1227
Imperialism--History--To 1500.
Kublai Khan, 1216-1294
Middle Ages
Mongols--History
Mongols--History--To 1500
Mongols--Kings and rulers--Biography
Princeton subject headings:
China--History--Yuan dynasty, 1260-1368.
Genghis Khan, 1162-1227.
Kublai Khan, 1216-1294.
Mongols--History--To 1500.
Mongols--Kings and rulers--Biography.