Columbia subject headings:
Greek literature, Modern--History and criticism.
Greek literature, Modern.
Sikelianos, Angelos, 1884-1951. Kerygma heroismou--History and criticism.
Harvard subject headings:
Greek literature, Modern--20th century--History and criticism.
Sikelianos, Angelos, 1884-1951--Criticism and interpretation.
Sikelianos, Angelos, 1884-1951. Kērygma hērōismou.
Princeton subject headings:
Courage--Philosophical aspects.