1. Aho, K. (2010) ‘The Psychopathology of American Shyness: A Hermeneutic Reading’, Journal for the Theory of Social Behaviour, 40(2): 190–206.
2. American Psychiatric Association. (1980) Diagnostic and Statistical Manual of Mental Disorders (3rd ed.). Washington, DC: American Psychiatric Association.
3. American Psychiatric Association. (1987) Diagnostic and Statistical Manual of Mental Disorders (3rd ed. rev.). Washington, DC: American Psychiatric Association.
4. American Psychiatric Association. (2013) Diagnostic and Statistical Manual of Mental Disorders (5th ed.). Arlington, VA: American Psychiatric Association.
5. Brouillette, E. (2016) ‘Why Therapists Should Talk Politics’, The New York Times, http://mobile.nytimes.com/blogs/opinionator/2016/03/15/why-therapists-should-talk-politics/? (retrieved on 17 March 2016).