Columbia subject headings:
Voting--Great Britain--History--20th century.
Harvard subject headings:
Great Britain--Politics and government--1964-1979.
Great Britain--Politics and government--1979-1997.
Voting--Great Britain--History--20th century.
Princeton subject headings:
Elections--Great Britain--History--20th century.
Party affiliation--Great Britain.
Political psychology.
Voting research--Great Britain.
Voting--Great Britain--History--20th century.