European Commission. Directorate-General for Education and Culture. (1999). The Amsterdam Treaty: A comprehensive guide. Office for Official Publications of the European Communities.
芝加哥风格引文European Commission. Directorate-General for Education and Culture. The Amsterdam Treaty: A Comprehensive Guide. Luxembourg: Office for Official Publications of the European Communities, 1999.
MLA引文European Commission. Directorate-General for Education and Culture. The Amsterdam Treaty: A Comprehensive Guide. Office for Official Publications of the European Communities, 1999.
警告：这些引文格式不一定是100％准确.