Blustein, D., Prezioso, M., & Schultheiss, D. (1995). Attachment theory and career development: Current status and future directions. The Counseling Psychologist, 23, 416-432.
2.
Hartup, W. (1989). Social relationships and their developmental significance. American Psychologist, 44, 120-126.
3.
Quick, J., Nelson, D., & Quick, J. (1990). Stress and challenge at the top: The paradox of the successful executive. New York: Wiley.