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