Columbia subject headings:
Harvard subject headings:
Greece--Civilization--20th century.
Greece--History--19th century.
Greece--History--20th century.
Greek literature, Modern--History and criticism.
Porphyrēs, K., 1910-1967.
Princeton subject headings:
Greece--Civilization--20th century.
Greece--History--19th century.
Greece--History--20th century.
Greece--Politics and government--20th century.
Politics and culture--Greece.
Porphyrēs, K., 1910-1967.