APA (7th ed.) Citation

Kinney, J. (2008). Diary of a wimpy kid: Rodrick rules. Puffin Books.

Chicago Style (17th ed.) Citation

Kinney, Jeff. Diary of a Wimpy Kid: Rodrick Rules. London: Puffin Books, 2008.

MLA (9th ed.) Citation

Kinney, Jeff. Diary of a Wimpy Kid: Rodrick Rules. Puffin Books, 2008.

Warning: These citations may not always be 100% accurate.