Columbia subject headings:
Church history--Primitive and early church, ca. 30-600--Early works to 1800.
John, Diakrinomenos, active 6th century.
Theodore, Lector, active 6th century.
Harvard subject headings:
Church history--Primitive and early church, ca. 30-600--Early works to 1800.
John, Diakrinomenos, active 6th century.
Theodore, Lector, active 6th century
Princeton subject headings:
Church history--Primitive and early church, ca. 30-600--Historiography.
Church history--Primitive and early church, ca. 30-600--Sources.
John, Diakrinomenos, active 6th century.
Theodore, Lector, active 6th century. Historia ecclesiastica--Influence.
Theodore, Lector, active 6th century. Historia ecclesiastica.
Vittore, da Tunnuna, Bishop, active 6th century. Chronicon.