Columbia subject headings:
China--Foreign relations--United States.
China--History--Tiananmen Square Incident, 1989.
Human rights--China--Tibet Autonomous Region.
Human rights--China.
United States--Foreign relations--China.
Harvard subject headings:
Princeton subject headings:
China--Foreign relations--United States.
China--Politics and government--1976-.
Human rights--China.
United States--Foreign relations--Cambodia.