Columbia subject headings:
Harvard subject headings:
Cambodia--History--20th century--Sources.
Cambodia--Politics and government--1975-1979
Genocide--Cambodia--History--20th century.
Party of Democratic Kampuchea.
Pol Pot.
Political persecution--Cambodia--History--20th century.
Political prisoners--Cambodia--History--20th century.
Torture--Cambodia--History--20th century.
Princeton subject headings:
Cambodia--History--20th century--Sources.
Cambodia--Politics and government--1975-1979.
Genocide--Cambodia--History--20th century.
Party of Democratic Kampuchea.
Pol, Pot.
Political persecution--Cambodia--History--20th century.
Political prisoners--Cambodia--History--20th century.
Torture--Cambodia--History--20th century.