Columbia subject headings:
Harvard subject headings:
Afghanistan--History--Early works to 1800.
Ghaznevids--Early works to 1800.
Iran--History--640-1500--Early works to 1800.
Princeton subject headings:
Afghanistan--History--Early works to 1800.
Ghaznevids--Early works to 1800.
Iran--History--640-1500--Early works to 1800.