APA (7th ed.) Citation

Levy, K. N., Kelly, K. M., & Ray, W. J. (2017). Case Studies in Abnormal Psychology. Sage publications.

Chicago Style (17th ed.) Citation

Levy, Kenneth N., Kristen M. Kelly, and William J. Ray. Case Studies in Abnormal Psychology. London: Sage publications, 2017.

MLA (9th ed.) Citation

Levy, Kenneth N., et al. Case Studies in Abnormal Psychology. Sage publications, 2017.