Columbia subject headings:
China--Rural conditions.
China--Social life and customs.
Concubinage--China--History.
Prostitution--China--History.
Harvard subject headings:
China--Rural conditions.
China--Social life and customs.
Concubinage--China--History.
Prostitution--China--History
Princeton subject headings:
China--Rural conditions.
China--Social life and customs.
Concubinage--China--History.
Prostitution--China--History.