Columbia subject headings:
Clark, Alan, 1928-1999--Diaries.
Great Britain--Politics and government--1979-1997.
Politicians--Great Britain--Diaries.
Harvard subject headings:
Clark, Alan, 1928---Diaries.
Great Britain--Politics and government--1979-1997.
Great Britain--Social life and customs--1945-
Politicians--Great Britain--Diaries
Princeton subject headings:
Clark, Alan, 1928-1999--Diaries.
Diaries.
Great Britain--Politics and government--1979-.
Politicians--Great Britain--Diaries.