Columbia subject headings:
Harvard subject headings:
China--Civilization--1644-1912.
China--Civilization--1912-1949.
China--Civilization--1949-
China--Civilization--Western influences
China--Politics and government--20th century
Princeton subject headings:
China--Civilization--1644-1912.
China--Civilization--1912-1949.
China--Civilization--1949-
China--Civilization--Western influences.
China--Politics and government--20th century.