Columbia subject headings:
Harvard subject headings:
Islamic Empire--History--750-1258--Congresses.
Islamic civilization--Congresses
Saladin, Sultan of Egypt and Syria, 1137-1193--Congresses.
Princeton subject headings:
Islamic Empire--History--750-1258--Congresses.
Islamic civilization--Congresses.
Saladin, Sultan of Egypt and Syria, 1137-1193--Congresses.