European Centre for the Development of Vocational Training. (1998). Work Programme, 1998-. Office for Official Publications of the European Communities.
芝加哥风格引文European Centre for the Development of Vocational Training. Work Programme, 1998-. Luxembourg: Office for Official Publications of the European Communities, 1998.
MLA引文European Centre for the Development of Vocational Training. Work Programme, 1998-. Office for Official Publications of the European Communities, 1998.
警告：这些引文格式不一定是100％准确.