Columbia subject headings:
Christianity and other religions--Islam--History--To 1500.
Christianity and other religions--Judaism--History--To 1500.
Islam--Relations--Christianity--History--To 1500.
Islam--Relations--Judaism--History--To 1500.
Judaism--Relations--Christianity--History--To 1500.
Judaism--Relations--Islam--History--To 1500.
Religion--Social aspects--History--To 1500.
Religions--Relations--To 1500.
Harvard subject headings:
Christianity and other religions--Islam--History--To 1500.
Christianity and other religions--Judaism--History--To 1500.
Islam--Relations--Christianity--History--To 1500.
Islam--Relations--Judaism--History--To 1500.
Judaism--Relations--Christianity--History--To 1500.
Judaism--Relations--Islam--History--To 1500.
Religion--Social aspects--History--To 1500.
Religions--Relations--History--To 1500.
Princeton subject headings:
Christianity and other religions--Islam--History--To 1500.
Christianity and other religions--Judaism--History--To 1500.
Islam--Relations--Christianity--History--To 1500.
Islam--Relations--Judaism--History--To 1500.
Judaism--Relations--Christianity--History--To 1500.
Judaism--Relations--Islam--History--To 1500.
Religion--Social aspects--History--To 1500.
Religions--Relations--History--To 1500.