Cita APA (7a ed.)

Kinney, J., & Ocampo, R. d. (2013). Diary of a wimpy kid: Hard luck (Unabridged.). Recorded Books.

Cita Chicago Style (17a ed.)

Kinney, Jeff, y Ramon de Ocampo. Diary of a Wimpy Kid: Hard Luck. Unabridged. Prince Frederick, MD: Recorded Books, 2013.

Cita MLA (8a ed.)

Kinney, Jeff, y Ramon de Ocampo. Diary of a Wimpy Kid: Hard Luck. Unabridged. Recorded Books, 2013.

Precaución: Estas citas no son 100% exactas.