Columbia subject headings:
Asia--Description and travel.
Bu, Shaofu.
Europe--Description and travel.
Voyages and travels.
Harvard subject headings:
Asia--Description and travel
Bu, Shaofu
Europe--Description and travel.
Voyages and travels
Princeton subject headings:
Asia--Description and travel.
Bu, Shaofu.
Europe--Description and travel.
Voyages and travels.