APA (7th ed.) Citation

Kinney, J. (2010). Diary of a wimpy kid (1. publ.). Viking / Penguin Books.

Chicago Style (17th ed.) Citation

Kinney, Jeff. Diary of a Wimpy Kid. 1. publ. Camberwell, Vict: Viking / Penguin Books, 2010.

MLA (9th ed.) Citation

Kinney, Jeff. Diary of a Wimpy Kid. 1. publ. Viking / Penguin Books, 2010.