APA (7th ed.) Citation

Postmes, T., & Jetten, J. (2006). Individuality and the group: Advances in social identity. SAGE.

Chicago Style (17th ed.) Citation

Postmes, T., and Jolanda Jetten. Individuality and the Group: Advances in Social Identity. London ; Thousand Oaks, Calif.: SAGE, 2006.

MLA (9th ed.) Citation

Postmes, T., and Jolanda Jetten. Individuality and the Group: Advances in Social Identity. SAGE, 2006.