Greene, G. (1963). The confidential agent: An entertainment. Penguin Books.
芝加哥风格引文Greene, Graham. The Confidential Agent: An Entertainment. Harmondsworth, Eng.: Penguin Books, 1963.
MLA引文Greene, Graham. The Confidential Agent: An Entertainment. Penguin Books, 1963.
警告：这些引文格式不一定是100％准确.