Cita APA (7a ed.)

Thorne, H., & Ivens, J. (1999). Brief interventions with students with emotional and behavioural difficulties. [s.n.].

Cita Chicago Style (17a ed.)

Thorne, Hilary, y John Ivens. Brief Interventions with Students with Emotional and Behavioural Difficulties. [S.l.]: [s.n.], 1999.

Cita MLA (9a ed.)

Thorne, Hilary, y John Ivens. Brief Interventions with Students with Emotional and Behavioural Difficulties. [s.n.], 1999.