Columbia subject headings:
Harvard subject headings:
Ayyubids--History.
Egypt--History--1250-1517.
Egypt--History--640-1250.
Mamelukes--History.
Syria--History--750-1260.
Princeton subject headings:
Ayyubids--History.
Egypt--History--1250-1517.
Egypt--History--640-1250.
Mamelukes--History.
Syria--History--750-1260.