Columbia subject headings:
Harvard subject headings:
Italians--Travel--Asia--History.
Polo, Marco, 1254-1323?
Travel, Medieval
Travelers--Italy--Biography.
Voyages and travels
Princeton subject headings:
Italians--Travel--Asia--History.
Polo, Marco, 1254-1323?.
Travel, Medieval.
Travelers--Italy--Biography.
Voyages and travels.