Columbia subject headings:
Great Britain--Politics and government--1964-1979.
Great Britain--Politics and government--1979-1997.
Great Britain. Central Policy Review Staff.
Harvard subject headings:
Cabinet system--Great Britain.
Great Britain. Cabinet Office.
Great Britain. Central Policy Review Staff.
Princeton subject headings:
Great Britain--Politics and government--1964-1979.
Great Britain--Politics and government--1979-1997.
Great Britain. Central Policy Review Staff