APA (7th ed.) Citation

Schwartz, S. J., Luyckx, K., & Vignoles, V. L. (2011). Handbook of Identity Theory and Research. Springer New York. https://doi.org/10.1007/978-1-4419-7988-9

Chicago Style (17th ed.) Citation

Schwartz, Seth J., Koen Luyckx, and Vivian L. Vignoles. Handbook of Identity Theory and Research. New York, NY: Springer New York, 2011. https://doi.org/10.1007/978-1-4419-7988-9.

MLA (9th ed.) Citation

Schwartz, Seth J., et al. Handbook of Identity Theory and Research. Springer New York, 2011. https://doi.org/10.1007/978-1-4419-7988-9.