Columbia subject headings:
Harvard subject headings:
European Union--Great Britain--Membership.
Great Britain--Politics and government--2007-
Public opinion--Great Britain--History--21st century.
Referendum--Great Britain--History--21st century.
Princeton subject headings:
European Union--Great Britain--Membership.
Great Britain--Politics and government--2007-
Public opinion--Great Britain--History--21st century.
Referendum--Great Britain--History--21st century.