Columbia subject headings:
Christianity and other religions--Islam.
Christianity and other religions--Judaism.
Islam--Relations--Christianity.
Islam--Relations--Judaism.
Jews--Spain--History.
Judaism--Relations--Christianity.
Judaism--Relations--Islam.
Muslims--Spain--History.
Spain--Civilization--711-1516.
Spain--Civilization--Islamic influences.
Spain--Civilization--Jewish influences.
Spain--Ethnic relations.
Spain--Religion.
Harvard subject headings:
Christians--Spain--History.
Jews--Spain--History.
Muslims--Spain--History
Spain--Civilization--711-1516.
Spain--Ethnic relations.
Princeton subject headings:
Christians--Spain--History.
Jews--Spain--History.
Muslims--Spain--History.
Spain--Civilization--711-1516.
Spain--Ethnic relations.