Columbia subject headings:
Harvard subject headings:
Ascetics--Rome--Biography.
Christian martyrs--Rome--Biography.
Christianity--Rome--History.
Christianity--Rome.
Church history--Primitive and early church, ca. 30-600
Rome--Religion--History.
Princeton subject headings:
Ascetics--Rome--Biography.
Christian martyrs--Rome--Biography.
Christianity--Rome--History.
Rome--Religion--History.