Columbia subject headings:
Harvard subject headings:
Cambodia--History--1975-1979.
Cambodia--Politics and government--1975-1979
Genocide--Cambodia
Parti communiste du Kampuchea.
Pol Pot.
Political atrocities--Cambodia
Princeton subject headings:
Atrocities--Cambodia.
Cambodia--History--1975-1979.
Parti communiste du Kampuchea.
Pol, Pot.