1. Allport, G. W., Vernon, P. E., & Lindzey, G. (1970). The study of values (3rd ed.). Chicago, IL: Riverside.
2. Alwin, D. F., & Krosnick, J. A. (1985). The measurement of values in surveys: A comparison of ratings and rankings. Public Opinion Quarterly, 49, 535–552.
3. Baron, H. (1996). Strengths and limitation of ipsative measurement. Journal of Occupational and Organizational Psychology, 69, 49–56.
4. Baron, J., & Spranca, A. (1997). Protected values. Orgnaizational Behavior and Human Decision Processes, 70(1), 1–16.
5. Brown, D. (1996). Brown’s values-based holistic model of career and life-choices and satisfaction. In D. Brown, L. Brooks, & Associates (Eds.), Career choice and development: Applying contemporary theories to practice (3rd ed., pp. 337–372). San Francisco, CA: Jossey-Bass.