Columbia subject headings:
Christianity and other religions--Islam--Congresses.
Islam--Relations--Christianity--Congresses.
Jāmiʻat al-Azhar--Political activity--Congresses.
Religious tolerance--Islam--Congresses.
Harvard subject headings:
Christianity and other religions--Islam--Congresses
Islam--Relations--Christianity--Congresses
Jāmiʻat al-Azhar--Political activity--Congresses.
Religious tolerance--Islam--Congresses.
Princeton subject headings:
Christianity and other religions--Islam--Congresses.
Islam--Relations--Christianity--Congresses.
Jāmiʻat al-Azhar--Political activity--Congresses.
Religious tolerance--Islam--Congresses.