Columbia subject headings:
Harvard subject headings:
Christianity and other religions--Periodicals.
Civilization, Medieval--Periodicals
Islam--Relations--Periodicals.
Judaism--Relations--Periodicals.
Princeton subject headings:
Christianity and other religions--Islam--Periodicals.
Christianity and other religions--Judaism--Periodicals.
Islam--Relations--Christianity--Periodicals.
Islam--Relations--Judaism--Periodicals.
Judaism--Relations--Christianity--Periodicals.
Judaism--Relations--Islam--Periodicals.
Periodicals.