Columbia subject headings:
Iran--History--1256-1500.
Muzaffarids.
Yazd (Iran)--History.
Harvard subject headings:
Iran--History--1256-1500
Muzaffarids
Yazd (Iran)--History.
Princeton subject headings:
Iran--History--1256-1500.
Islamic Empire--History--1258-1517.
Muzaffarids.