APA aipamena

Baker, M. (2010). Peppa Pig: The Fire Engine. Penguin Group.

Chicago Style aipamena

Baker, Mark. Peppa Pig: The Fire Engine. England: Penguin Group, 2010.

MLA aipamena

Baker, Mark. Peppa Pig: The Fire Engine. Penguin Group, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.