References
- Bormans, L. (2012). The world book of happiness. London: Marshall Cavendish.
- Guha, M., & Carson, J. (2014). Positive psychology, utilitarianism and the pursuit of happiness. Journal of Mental Health, 23, 159–161. doi:10.3109/09638237.2014.928404
- Layard, R. (2011). Happiness: Lessons from a new science (2nd ed.). Basingstoke, UK: Penguin.