Columbia subject headings:
Harvard subject headings:
Dhimmis (Islamic law)--Early works to 1800.
Islam--Essence, genius, nature
Islam.
Jews--Algeria--History--Early works to 1800.
Judaism--Controversial literature--Early works to 1800
Sufism.
Touat Region (Algeria)--Ethnic relations--Early works to 1800.
Princeton subject headings:
Islam--Essence, genius, nature.
Islam.
Sufism.