APA Citation

Kinney, J. (2007). Diary of a wimpy kid: Greg Heffley's journal. London: Penguin Group.

Chicago Style Citation

Kinney, Jeff. Diary of a Wimpy Kid: Greg Heffley's Journal. London: Penguin Group, 2007.

MLA Citation

Kinney, Jeff. Diary of a Wimpy Kid: Greg Heffley's Journal. London: Penguin Group, 2007.

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