APA引文

Hoover, J. (2007). Difficult People. HarperCollins.

芝加哥风格引文

Hoover, John. Difficult People. New York: HarperCollins, 2007.

MLA引文

Hoover, John. Difficult People. HarperCollins, 2007.

警告：这些引文格式不一定是100％准确.