APA (7th ed.) Zitazioa

Lines, D. (2008). The bullies: Understanding bullies and bullying. Jessica Kingsley Publishers.

Chicago Style (17th ed.) Zitazioa

Lines, Dennis. The Bullies: Understanding Bullies and Bullying. London ; Philadelphia: Jessica Kingsley Publishers, 2008.

MLA (9th ed.) Zitazioa

Lines, Dennis. The Bullies: Understanding Bullies and Bullying. Jessica Kingsley Publishers, 2008.