Columbia subject headings:
Harvard subject headings:
Greece--History--1917-1944--Sources.
Greece--History--Civil War, 1944-1949--Sources.
Kommounistikon Komma tēs Hellados--History--Sources.
Princeton subject headings:
Greece--History--1917-1944--Sources.
Greece--History--Civil War, 1944-1949--Sources.
Kommounistiko Komma Helladas--History--Sources.