Dyfyniad APA

European Centre for the Development of Vocational Training. (1998). Arbeits-programm 1998. Office for Official Publications of the European Communities.

Dyfyniad Arddull Chicago

European Centre for the Development of Vocational Training. Arbeits-programm 1998. Luxemburgo: Office for Official Publications of the European Communities, 1998.

Dyfyniad MLA

European Centre for the Development of Vocational Training. Arbeits-programm 1998. Office for Official Publications of the European Communities, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.