(1998). Social protection in Europe 1997. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleSocial Protection in Europe 1997. Luxembourg: Office for Official Publications of the European Communities, 1998.
Παραπομπή MLASocial Protection in Europe 1997. Luxembourg: Office for Official Publications of the European Communities, 1998.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.