1. Bandura, A. (1997). Self-efficacy: The exercise of control. New York: W.H. Freeman and Company.
2. Benard, B. (2004). Resiliency: What we have learned. San Francisco: WestEd.
3. Barbalet, J. (2002). Emotions and sociology. London: Wiley.
4. Beard, K. S., Hoy, W. K., & Hoy, A. W. (2010). Academic optimism of individual teachers, confirming a new construct. Teaching and Teacher Education, 26, 1136–1144.
5. Bryk, A. S., & Schneider, B. L. (2002). Trust in schools: A core resource for improvement. New York: Russell Sage Foundation.