Columbia subject headings:
Armenia--History--428-640.
Ghazar, Pʻarpetsʻi, active 5th century.
Vardan Mamikonian, Saint, -451.
Harvard subject headings:
Armenia--History--428-1522.
Avarayr, Battle of, Iran, 451.
Ghazar, Pʻarpetsʻi, active 5th century.
Vardan Mamikonian, Saint, -451
Princeton subject headings: