Columbia subject headings:
Religion and politics--Greece--History.
Religion and politics--Rome--History.
Rome--Religious life and customs.
Harvard subject headings:
Religion and politics--Greece--History--Congresses.
Religion and politics--Rome--History--Congresses.
Rome--Religious life and customs--Congresses.
Princeton subject headings:
Religion and politics--Greece--History.
Religion and politics--Rome--History.
Rome--Religious life and customs.