European Commission (Directorate-General for Internal Market and Services). (2004). Citizens Signpost Service: Activity report July 2002 - June 2003 ([1st ed.].). Office for Official Publications of the European Communities.
Chicago-Zitierstil (17. Ausg.)European Commission (Directorate-General for Internal Market and Services). Citizens Signpost Service: Activity Report July 2002 - June 2003. [1st ed.]. Luxembourg: Office for Official Publications of the European Communities, 2004.
MLA-Zitierstil (9. Ausg.)European Commission (Directorate-General for Internal Market and Services). Citizens Signpost Service: Activity Report July 2002 - June 2003. [1st ed.]. Office for Official Publications of the European Communities, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.