APA

van der Leeden A. J. M., van Widenfelt B. M., van der Leeden R., Liber J. M., Utens E. M. W. J. & Treffers P. D. A. (20110404). Stepped care cognitive behavioural therapy for children with anxiety disorders: a new treatment approach. : Behavioural and cognitive psychotherapy.

Chicago

van der Leeden Adelinde J M, van Widenfelt Brigit M, van der Leeden Rien, Liber Juliette M, Utens Elisabeth M W J and Treffers Philip D A. 20110404. Stepped care cognitive behavioural therapy for children with anxiety disorders: a new treatment approach. : Behavioural and cognitive psychotherapy.

Harvard

van der Leeden A. J. M., van Widenfelt B. M., van der Leeden R., Liber J. M., Utens E. M. W. J. and Treffers P. D. A. (20110404). Stepped care cognitive behavioural therapy for children with anxiety disorders: a new treatment approach. : Behavioural and cognitive psychotherapy.

MLA

van der Leeden Adelinde J M, van Widenfelt Brigit M, van der Leeden Rien, Liber Juliette M, Utens Elisabeth M W J and Treffers Philip D A. Stepped care cognitive behavioural therapy for children with anxiety disorders: a new treatment approach. : Behavioural and cognitive psychotherapy. 20110404.