Columbia subject headings:
Abbasids.
Islamic Empire--History--1258-1517.
Islamic Empire--History--750-1258.
Mamelukes.
Harvard subject headings:
Abbasids.
Islamic Empire--History--1258-1517.
Islamic Empire--History--750-1258.
Mamelukes.
Princeton subject headings:
Abbasids.
Islamic Empire--History--1258-1517.
Islamic Empire--History--750-1258.
Mamelukes.