Cita APA (7th ed.)

Kuyken, W., & Tsivrikos, D. (2009). Therapist competence, comorbidity and cognitive-behavioral therapy for depression.

Cita Chicago (17th ed.)

Kuyken, W., i D. Tsivrikos. Therapist Competence, Comorbidity and Cognitive-behavioral Therapy for Depression. 2009.

Cita MLA (9th ed.)

Kuyken, W., i D. Tsivrikos. Therapist Competence, Comorbidity and Cognitive-behavioral Therapy for Depression. 2009.