1. Ben-Itzhak, S., Bluvstein, I. and Maor, M. (2014), The Psychological Flexibility Questionnaire (PFQ): Development, reliability and validity, Webmed Central Psychology, 5(4), 1-10.
2. Bilgen, İ. (2022). Terapide Psikolojik Esneklik Kabul ve Adanmışlık Terapisi. İstanbul: Epsilon Yayınevi.
3. Blackledge, J. T., Ciarrochi, J., and Deane, F. (Eds.). (2009), Acceptance and Commitment Therapy: Contemporary Theory Research and Practice. Bowen Hills, Australia: Australian Academic Press.
4. Bond, F. W., Hayes, S. C. and Barnes-Holmes, D. (2006), Psychological flexibility, ACT and organizational behavior, Journal of Organizational Behavior Management, 26(1-2), 25-54.
5. Bond, F. W., Hayes, S. C., Baer, R. A., Carpenter, K. M., Guenole, N., Orcutt, H. K., Waltz, T. and Zettle, R. D. (2011), Preliminary psychometric properties of the Acceptance and Action Questionnaire–II: A revised measure of psychological inflexibility and experiential avoidance, Behavior Therapy, 42(4), 676-688.