APA引文

Winfrey, O. (2014). What I Know For Sure. Macmillan.

芝加哥风格引文

Winfrey, Oprah. What I Know For Sure. UK: Macmillan, 2014.

MLA引文

Winfrey, Oprah. What I Know For Sure. Macmillan, 2014.

警告：这些引文格式不一定是100％准确.