APA引文

Ahern, C. (2009). The book of tomorrow. HarperCollins.

芝加哥风格引文

Ahern, Cecelia. The Book of Tomorrow. London: HarperCollins, 2009.

MLA引文

Ahern, Cecelia. The Book of Tomorrow. HarperCollins, 2009.

警告：这些引文格式不一定是100％准确.