Columbia subject headings:
Africa, North--History--647-1517.
Africa, North--Politics and government.
Political corruption--Africa, North--History.
Harvard subject headings:
Princeton subject headings:
Africa, North--Economic conditions--History.
Africa, North--History--647-1517.
Africa, North--Politics and government--History.
Africa, North--Social conditions--History.
Fatimites--History.
Political corruption--Africa, North--History.