Cita APA (7a ed.)

Kinney, J. (2013). Diary of a wimpy kid: Hard luck. Amulet Books.

Cita Chicago Style (17a ed.)

Kinney, Jeff. Diary of a Wimpy Kid: Hard Luck. New York: Amulet Books, 2013.

Cita MLA (9a ed.)

Kinney, Jeff. Diary of a Wimpy Kid: Hard Luck. Amulet Books, 2013.