Columbia subject headings:
Administrative law--England.
Administrative law--Europe.
Administrative law--Wales.
Proportionality in law--England.
Proportionality in law--Europe.
Proportionality in law--Wales.
Harvard subject headings:
Abuse of administrative power--European Union countries.
Abuse of administrative power--Great Britain.
Administrative acts--European Union countries.
Administrative acts--Great Britain.
Princeton subject headings: