APA引文

Keckley, E. (2013). Behind the scenes, or, Thirty years a slave, and four years in the White House. Wildside Press.

Chicago Style (17th ed.) Citation

Keckley, Elizabeth. Behind the Scenes, or, Thirty Years a Slave, and Four Years in the White House. Lexington, KY: Wildside Press, 2013.

MLA引文

Keckley, Elizabeth. Behind the Scenes, or, Thirty Years a Slave, and Four Years in the White House. Wildside Press, 2013.

警告：這些引文格式不一定是100％准確.