Columbia subject headings:
Church history--Primitive and early church, ca. 30-600.
Eastern churches--Doctrines.
Fathers of the church, Greek--Criticism and interpretation.
Spirituality--Eastern churches.
Harvard subject headings:
Fathers of the church, Greek.
Fathers of the church.
Spirituality
Spirituality--History of doctrines--Early church, ca. 30-600.
Princeton subject headings: