1. Manual for the Teacher's Report Form and 1991 Profile;Achenbach,1991
2. Diagnostic and Statistical Manual of Mental Disorders, 3rd edition (DSM-III);American Psychiatric Association,1980
3. Diagnostic and Statistical Manual of Mental Disorders, 3rd edition-revised (DSM-III-R);American Psychiatric Association,1987
4. Diagnostic and Statistical Manual of Mental Disorders, 4th edition (DSM-IV);American Psychiatric Association,1994
5. Is selective mutism an anxiety disorder? Rethinking its DSM-IV classification;Anstendig;J Anxiety Disord,1999