Columbia subject headings:
Bishops--Turkey--Antioch--Correspondence--History and criticism.
Christian saints--Turkey--Antioch--Correspondence--History and criticism.
Ignatius, Saint, Bishop of Antioch, -approximately 110.
Harvard subject headings:
Bishops--Turkey--Antioch--Correspondence--History and criticism.
Christian saints--Turkey--Antioch--Correspondence--History and criticism.
Ignatius, Saint, Bishop of Antioch, -approximately 110
Princeton subject headings:
Ignatius, Saint, Bishop of Antioch, -approximately 110.