Cita APA (7a ed.)

Winfrey, O. (2014). What i know for sure (Unabridged.). Macmillan Audio.

Cita Chicago Style (17a ed.)

Winfrey, Oprah. What I Know for Sure. Unabridged. New York: Macmillan Audio, 2014.

Cita MLA (8a ed.)

Winfrey, Oprah. What I Know for Sure. Unabridged. Macmillan Audio, 2014.

Precaución: Estas citas no son 100% exactas.