1. Diagnostic and statistical manual of mental disorders;American Psychiatric Association,1980
2. Imagery processing and fear reduction during repeated exposure to two types of phobic imagery;Anderson;Behaviour Research and Therapy,1980
3. The Children's Self-Efficacy Inventory;Bandura,1992
4. Anxiety and its disorders: The nature and treatment of anxiety and panic;Barlow,1988
5. Systematic desensitization versus implosive therapy;Barret;Journal of Abnormal Psychology,1969