1. Antecedents of communication apprehension: a reaffirmation;Ayres;Communication Research Report,1988
2. Coping with speech anxiety: the power of positive thinking;Ayres;Communication Education,1988
3. Anxiety and its disorders: the nature and treatment of anxiety and panic;Barlow,2002
4. Flooding and implosive therapy: direct therapeutic exposure in clinical practice;Boudewyns,1983
5. Anxiety Disorders Interview Schedule for DSM-IV (ADIS-IV);Brown,1994