1. Self-esteem: Measurement strategies and problems;Baker;Humbolt Journal of Social Relations,1984
2. How I think questionnaire manual;Barriga,2001
3. The self-esteem scale;Blascovich,1991
4. The economic impact of motor vehicle crashes, 2000;Blincoe,2002
5. Confirmatory factor analysis of the general self-efficacy scale;Bosscher;Behaviour Research and Therapy,1998