Columbia subject headings:
Abrahamic religions.
Christianity and other religions--Islam.
Christianity--Customs and practices.
Islam--Customs and practices.
Islam--Relations--Christianity.
Islam--Relations--Judaism.
Judaism--Customs and practices.
Judaism--Relations--Islam.
Manners and customs--Religious aspects.
Harvard subject headings:
Princeton subject headings:
Abrahamic religions.
Christianity and other religions--Islam.
Christianity--Customs and practices.
Islam--Customs and practices.
Islam--Relations--Christianity.
Islam--Relations--Judaism.
Judaism--Customs and practices.
Judaism--Relations--Islam.
Manners and customs--Religious aspects.