European Commission (Directorate-General for Employment, Social Affairs and Equal Opportunities, Brussels). (2006). The demographic future of Europe - from challenge to opportunity ([1st ed.].). Office for Official Publications of the European Communities.
Citácia podle Chicago (17th ed.)European Commission (Directorate-General for Employment, Social Affairs and Equal Opportunities, Brussels). The Demographic Future of Europe - from Challenge to Opportunity. [1st ed.]. Luxembourg: Office for Official Publications of the European Communities, 2006.
Citácia podľa MLA (8th ed.)European Commission (Directorate-General for Employment, Social Affairs and Equal Opportunities, Brussels). The Demographic Future of Europe - from Challenge to Opportunity. [1st ed.]. Office for Official Publications of the European Communities, 2006.