Columbia subject headings:
Christian literature, Early--History and criticism.
Church history--Primitive and early church, ca. 30-600--Sources.
Church history--Primitive and early church, ca. 30-600.
Theology--History--Early church, ca. 30-600--Sources.
Theology--History--Early church, ca. 30-600.
Harvard subject headings:
Church history--Primitive and early church, ca. 30-600
Church history--Primitive and early church, ca. 30-600.
Theology--History--Early church, ca. 30-600
Theology--History--Early church, ca. 30-600.
Princeton subject headings: