Columbia subject headings:
Church and state--Rome--History.
Church history--Primitive and early church, ca. 30-600.
Persecution--Rome--History.
Harvard subject headings:
Church and state--Rome--History
Church history--Primitive and early church, ca. 30-600
Church history--Primitive and early church, ca. 30-600.
Persecution--Rome--History.
Princeton subject headings:
Church and state--Rome--History.
Church history--Primitive and early church, ca. 30-600.
Persecution--Rome--History.