Columbia subject headings:
Islam and state--Early works to 1800.
Islamic Empire--Kings and rulers--Conduct of life--Early works to 1800.
Religion and state--Early works to 1800.
Harvard subject headings:
Islam and state--Early works to 1800.
Islamic Empire--Kings and rulers--Conduct of life--Early works to 1800.
Religion and state--Early works to 1800.
Princeton subject headings:
Islam and state--Early works to 1800.
Islamic Empire--Kings and rulers--Early works to 1800.