Columbia subject headings:
Church history--Primitive and early church, ca. 30-600.
Rome--Antiquities.
Rome--History--Empire, 284-476.
Harvard subject headings:
Church history--Primitive and early church, ca. 30-600
Rome--History--Constantine I, the Great, 306-337.
Rome--History--Constantius II, 337-361.
Rome--History--Empire, 284-476.
Rome--History--Julian, 361-363
Princeton subject headings:
Church history--Primitive and early church, ca. 30-600.
Rome--History--Empire, 284-476.