1. Alarcon, G. M., Bowling, N. A., & Khazon, S. (2013). Great expectations: a meta-analytic examination of optimism and hope. Personality and Individual Differences, 54(7), 821–827. doi: 10.1016/j.paid.2012.12.004 .
2. Atik, G., & Kemer, G. (2009). Psychometric properties of children’s hope scale: validity and reliability study. Elementary Education Online, 8(2), 379–390.
3. Averill, J. R., & Sundararajan, L. (2005). Hope as rhetoric: Cultural narratives of wishing and coping. In J. Elliott (Ed.), Interdisciplinary perspectives on hope (pp. 133–165). New York: Nova Science.
4. Bandura, A. (1989). Human agency in social cognitive theory. The American Psychologist, 44(9), 1175–1184.
5. Bandura, A. (1997). Self-efficacy: The exercise of self-control. New York: W. H. Freeman and Co.