1. Blustein, D. L. (1988). The relationship between motivational processes and career exploration. Journal of Vocational Behavior, 32, 345–357.
http://dx.doi.org.huaryu.kl.oakland.edu/10.1016/0001-8791(88)90025-5
.
2. Brown, D. J., Cober, R. T., Kane, K., Levy, P. E., & Shalhoop, J. (2006). Proactive personality and the successful job search: A field investigation with college graduates. Journal of Applied Psychology, 91, 717–726.
http://dx.doi.org.huaryu.kl.oakland.edu/10.1037/0021-9010.91.3.717
.
3. Claes, R., & Ruiz-Quintanilla, S. (1998). Influences of early career experiences, occupational group, and national culture on proactive career behavior. Journal of Vocational Behavior, 52, 357–378.
http://dx.doi.org.huaryu.kl.oakland.edu/10.1006/jvbe.1997.1626
.
4. Connolly, S. G. (1980). Changing expectancies: A counseling model based on locus of control. Personnel & Guidance Journal, 59, 176–180.
http://dx.doi.org.huaryu.kl.oakland.edu/10.1002/j.2164-4918.1980.tb00525.x
.
5. Cottle, T. J. (1967). The circles test: An investigation of temporal relatedness and dominance. Journal of Projective Techniques and Personality Assessment, 31, 58–71.