Columbia subject headings:
Church history--Primitive and early church, ca. 30-600.
Deacons--History of doctrines--Early church, ca. 30-600.
Harvard subject headings:
Church history--Primitive and early church, ca. 30-600
Deacons--History--Early church, ca. 30-600.
Princeton subject headings:
Catholic Church--Charities--History.
Charity--History.
Christian sociology--History--Early church, ca. 30-600.
Church charities--Mediterranean Region--History.
Church work with the poor--History.
Pastoral theology--History of doctrines--Early church, ca. 30-600.
Service (Theology)--History.