Columbia subject headings:
Harvard subject headings:
Great Britain--Politics and government--1964-1979.
Great Britain--Politics and government--1979-1997.
Prime ministers--Great Britain--Biography.
Thatcher, Margaret.
Princeton subject headings:
Great Britain--Politics and government--1964-1979.
Great Britain--Politics and government--1979-1997.
Prime ministers--Great Britain--Biography.
Thatcher, Margaret.