APA引文

Clancy, T. (1991). The sum of all fears. HarperCollins Publishers.

芝加哥风格引文

Clancy, Tom. The Sum of All Fears. London: HarperCollins Publishers, 1991.

MLA引文

Clancy, Tom. The Sum of All Fears. HarperCollins Publishers, 1991.

警告：这些引文格式不一定是100％准确.