Jeff Kinney. (2015). DIARY OF A WIMPY KID The Ugly Truth (2010.). Puffin Books.
Cita Chicago (17th ed.)Jeff Kinney. DIARY OF A WIMPY KID The Ugly Truth. 2010. Puffin Books, 2015.
Cita MLA (9th ed.)Jeff Kinney. DIARY OF A WIMPY KID The Ugly Truth. 2010. Puffin Books, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.