Columbia subject headings:
Averroës, 1126-1198.
Kings and rulers--Early works to 1800.
Legislation--Early works to 1800.
Harvard subject headings:
Averroës, 1126-1198--Contributions in law.
Legislation (Islamic law)--History.
Legislation--History.
Natural law
Princeton subject headings:
Averroës, 1126-1198.
Kings and rulers--Early works to 1800.
Legislation--Early works to 1800.