1. Boxing: Atavistic spectacle or artistic sport?;Annas;AJPH,1983
2. Brorstrom, L. (2012). Relational trauma: The boy who lost his shadow. In M. Milton (Ed.), Diagnosis and beyond: Counselling psychology contributions to understanding human distress. Ross-on-Wye: PCCS Books.
3. Brown, B. (2010). Brené Brown: The power of vulnerability. Retrieved 24 July 2012, from: www.ted.com/talks/lang/en/brene_brown_on_vulnerability.html
4. Frankl, V. (1985). Man’s search for meaning. New York: Washington Square Press,
5. Hillyard, G. (2009). Personal communication.