Columbia subject headings:
Harvard subject headings:
Greece--Politics and government--20th century.
Greece--Politics and government--21st century.
Kommounistikon Komma tēs Hellados.
Panellēnio Sosialistiko Kinēma (Greece)
Socialism--Greece
World politics
Princeton subject headings:
Greece--Politics and government--1974-
Right and left (Political science)--Greece.