Columbia subject headings:
Christianity and culture--History--Early church, ca. 30-600.
Christianity and other religions--Greek.
Christianity and other religions--Roman.
Civilization, Classical.
Mysteries, Religious--Greece.
Mysteries, Religious.
Rome--Religion.
Harvard subject headings:
Christianity and culture--History--Early church, ca. 30-600.
Christianity and other religions--Greek
Christianity and other religions--Roman
Civilization, Ancient
Civilization, Classical
History, Ancient
Mysteries, Religious--Greece.
Mysteries, Religious.
Rome--Religion.
Princeton subject headings:
Civilization, Ancient.
Civilization, Classical.
History, Ancient.
Mysteries, Religious.