Columbia subject headings:
Harvard subject headings:
Aeschylus--Literary style.
Euripides--Literary style.
Greek drama (Tragedy)--History and criticism
Sophocles--Literary style.
Speeches, addresses, etc., Greek--History and criticism
Princeton subject headings:
Greek drama (Tragedy)--Criticism, Textual.
Greek drama (Tragedy)--History and criticism.
Rhetoric, Ancient.