Columbia subject headings:
Elections--Great Britain.
Europe--Foreign relations--Great Britain.
Great Britain--Foreign relations--Europe.
Great Britain--Politics and government--20th century.
Harvard subject headings:
Elections--Great Britain
Europe--Foreign relations--Great Britain.
Great Britain--Foreign relations--Europe.
Great Britain--Politics and government--20th century.
Princeton subject headings:
Elections--Great Britain.
Europe--Foreign relations--Great Britain.
Great Britain--Foreign relations--Europe.
Great Britain--Politics and government--20th century.