Columbia subject headings:
China--Boundaries--History.
China--Ethnic relations.
China--Historical geography.
China--Territorial expansion--History.
Human geography--China.
Regionalism--China.
Harvard subject headings:
China--Boundaries--History.
China--Ethnic relations.
China--Historical geography.
China--Territorial expansion--History.
Human geography--China
Regionalism--China.
Princeton subject headings:
China--Boundaries--History.
China--Ethnic relations.
China--Historical geography.
China--Territorial expansion--History.
Human geography--China.
Regionalism--China.