Cita APA

Kinney, J. (2007). Dairy of a Wimpy Kid: Old School. Penguin Books.

Citación estilo Chicago

Kinney, Jeff. Dairy of a Wimpy Kid: Old School. London: Penguin Books, 2007.

Cita MLA

Kinney, Jeff. Dairy of a Wimpy Kid: Old School. Penguin Books, 2007.

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