Drake, H. (2000). Jacques Delors: Perspectives on a European leader. Routledge.
芝加哥风格引文Drake, Helen. Jacques Delors: Perspectives on a European Leader. London ; New York: Routledge, 2000.
MLA引文Drake, Helen. Jacques Delors: Perspectives on a European Leader. Routledge, 2000.
警告：这些引文格式不一定是100％准确.