Commission of the European Communities. (1992). The Challenge of enlargement: Commission opinion in Finland's application for membership. Office for Official Publications of the European Communities.
芝加哥风格引文Commission of the European Communities. The Challenge of Enlargement: Commission Opinion in Finland's Application for Membership. Luxembourg: Office for Official Publications of the European Communities, 1992.
MLA引文Commission of the European Communities. The Challenge of Enlargement: Commission Opinion in Finland's Application for Membership. Office for Official Publications of the European Communities, 1992.
警告：这些引文格式不一定是100％准确.