Columbia subject headings:
Iran--History--640-1500--Historiography.
Iran--History--640-1500.
Iran--Politics and government.
Iran--Religion.
Mongols--Iran--History.
Harvard subject headings:
Ilkhanid dynasty.
Iran--History--640-1500--Historiography.
Iran--History--640-1500.
Iran--Politics and government.
Iran--Religion--History.
Mongols--Iran--History.
Princeton subject headings: