Columbia subject headings:
Harvard subject headings:
Asia--Description and travel
Mongols--History
Polo, Marco, 1254-1323?
Polo, Marco, 1254-1323?--Travel.
Voyages and travels
Princeton subject headings:
Asia--Description and travel.
Historical criticism (Literature)
Polo, Marco, 1254-1323? Travels of Marco Polo.
Voyages and travels.