Columbia subject headings:
Sicily (Italy)--Civilization--15th century.
Spain--Civilization--711-1516.
Syria--Civilization.
Harvard subject headings:
Sicily (Italy)--Civilization--15th century
Spain--Civilization--711-1516.
Syria--Civilization.
Princeton subject headings:
Sicily (Italy)--Civilization--15th century.
Spain--Civilization--711-1516.
Syria--Civilization.