Columbia subject headings:
Ambrose, Saint, Bishop of Milan, -397.
Church history--Primitive and early church, ca. 30-600.
Church--History of doctrines--Early church, ca. 30-600.
Harvard subject headings:
Ambrose, Saint, Bishop of Milan, -397
Church--History of doctrines--Early church, ca. 30-600
Princeton subject headings:
Ambrose, Saint, Bishop of Milan, -397.
Church--History of doctrines--Early church, ca. 30-600.