APA (7th ed.) Citation

Sage Publications, Thomas, M., & Drake, M. (2012). Cognitive behaviour therapy case studies. SAGE.

Chicago Style (17th ed.) Citation

Sage Publications, Mike Thomas, and Mandy Drake. Cognitive Behaviour Therapy Case Studies. London: SAGE, 2012.

MLA (9th ed.) Citation

Sage Publications, et al. Cognitive Behaviour Therapy Case Studies. SAGE, 2012.