Hayes, S. C., Strosahl, K., & Wilson, K. G. (2012). Acceptance and commitment therapy: The process and practice of mindful change (2nd ed.). New York ; London: Guilford Press.

Hayes, Steven C., Kirk Strosahl, and Kelly G. Wilson. Acceptance and Commitment Therapy: The Process and Practice of Mindful Change. 2nd ed. New York ; London: Guilford Press, 2012.

Hayes, Steven C., Kirk Strosahl, and Kelly G. Wilson. Acceptance and Commitment Therapy: The Process and Practice of Mindful Change. 2nd ed. New York ; London: Guilford Press, 2012.