European Centre for the Development of Vocational Training. (1998). Arbeits-programm 1998. Office for Official Publications of the European Communities.
Citazione stile Chigago Style (17a edizione)European Centre for the Development of Vocational Training. Arbeits-programm 1998. Luxemburgo: Office for Official Publications of the European Communities, 1998.
Citatione MLA (9a ed.)European Centre for the Development of Vocational Training. Arbeits-programm 1998. Office for Official Publications of the European Communities, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.