Columbia subject headings:
Crickhowell, Nicholas.
Great Britain. National Rivers Authority.
Politicians--Wales--Biography.
Wales--Politics and government--20th century.
Harvard subject headings:
Crickhowell, Nicholas.
Great Britain--Politics and government--1979-1997.
Politicians--Wales--Biography.
Wales--Politics and government--20th century
Princeton subject headings:
Crickhowell, Nicholas.
Great Britain--Politics and government--1979-1997.
Politicians--Wales--Biography.
Wales--Politics and government--20th century.