Columbia subject headings:
Great Britain--Politics and government--1964-1979.
Great Britain--Politics and government--1979-1997.
Regional planning--England.
Regionalism--England.
Harvard subject headings:
Great Britain--Politics and government--1964-1979.
Regional planning--England.
Regionalism--England.
Princeton subject headings:
Great Britain--Politics and government--1964- .
Regional planning--England.
Regionalism--England.