Cita APA (7a ed.)

Boswell, G. (2000). Violent children and adolescents: Asking the question why. Whurr.

Cita Chicago Style (17a ed.)

Boswell, Gwyneth. Violent Children and Adolescents: Asking the Question Why. London [u.a.]: Whurr, 2000.

Cita MLA (9a ed.)

Boswell, Gwyneth. Violent Children and Adolescents: Asking the Question Why. Whurr, 2000.