APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Kinney, Jeff. Diary of a Wimpy Kid: Rodrick Rules. New York: Amulet Books, 2008.

MLA (9th ed.) Citation

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

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