Columbia subject headings:
Iran--History--640-1256.
Iran--History--To 640.
Sassanids.
Yazdegerd III, King of Iran, -651 or 652.
Harvard subject headings:
Iran--History--640-1256.
Iran--History--To 640.
Sassanids.
Yazdegerd III, King of Iran, -651 or 652.
Princeton subject headings:
Iran--History--640-1256.
Iran--History--To 640.
Sassanids.
Yazdegerd III, King of Iran, -651 or 652.