Farrell J. M. & Shaw I. A. (2012). Group schema therapy for borderline personality disorder—A step-by-step treatment manual with patient workbook. West Sussex, UK: Wiley-Blackwell. Continue reading: Farrell J. M. & Shaw I. A. (2012). Group schema therapy for borderline personality disorder—A step-by-step treatment manual with patient workbook. West Sussex, UK: Wiley-Blackwell.