Columbia subject headings:
Border security--European Union countries.
Emigration and immigration law--European Union countries.
European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union.
European Union Rule of Law Mission in Kosovo.
European Union countries--Boundaries--Government policy.
Freedom of movement--European Union countries.
Law enforcement--European Union countries--International cooperation.
Harvard subject headings:
Border security--European Union countries.
Emigration and immigration law--European Union countries
European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union
European Union Rule of Law Mission in Kosovo
European Union countries--Boundaries--Government policy.
Freedom of movement--European Union countries
Law enforcement--European Union countries--International cooperation.
Princeton subject headings:
Border security--European Union countries.
Emigration and immigration law--European Union countries.
European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union.
European Union Rule of Law Mission in Kosovo.
European Union countries--Boundaries--Government policy.
Freedom of movement--European Union countries.
Law enforcement--European Union countries--International cooperation.