Columbia subject headings:
Antioch (Turkey)--Church history--Early church, ca. 30-600.
Christian ethics--History--Early church, ca. 30-600.
Revelation--History of doctrines--Early church, ca. 30-600.
Spiritual life--Christianity--History of doctrines--Early church, ca. 30-600.
Harvard subject headings:
Antioch (Turkey)--Church history.
Christian ethics--History--Early church, ca. 30-600
Princeton subject headings: