Columbia subject headings:
Administrative procedure--European Union countries.
Council of the European Union.
Delegation of powers--European Union countries.
European Commission.
European Parliament.
Harvard subject headings:
Council of the European Union.
Delegation of powers--European Union countries--Congresses.
European Commission
European Parliament.
Princeton subject headings:
Administrative procedure--European Union countries.
Council of the European Union.
Delegation of powers--European Union countries.
European Commission.
European Parliament.