4Tajel H. Differentiation between social groups: Studies in the social psychology of intergroup relations. Lon- don: Academic Press, 1978.
5Sellers R, Smith M, Shehon J, et al. The multidi- mensional model of racial identity: A reconceptualiza- tion of African American racial identity. Personality and Social Psychology Review, 1998, 2:18-39.
6Samia C, Bernie W, Bob H. Interlevel influences on the reconstruction of professional role identity. Acade- my of Management Journal, 2007, 50:1515-1539.
7Deaux K. Reconstructing social identity. Personality and Social Psychology Bulletin, 1993, 19:4-12.
8Marcia J. Development and validation of ego-identity status. Social Psychology, 1966, 3:551-558.
9Brown R. Social identity theory: Past achievements, current problems and future challenges. European Jour- nal Social Psychology, 2000, 30:745-778.
10Phinney S. Stages of ethnic identity development in minority group adolescents. Journal of Early Adoles- cence, 1989, 9(1-2): 34-49.
