Columbia subject headings:
Civilization--History.
Greek literature--History and criticism.
Language and languages--Origin.
Linguistics in literature.
Sociolinguistics.
Harvard subject headings:
Civilization--History
Greek literature--History and criticism
Language and languages--Origin
Linguistics in literature.
Sociolinguistics.
Princeton subject headings:
Civilization--History.
Greek literature--History and criticism.
Language and languages--Origin.
Linguistics in literature.