1. AAMFT. (n.d.). Code of Ethics. 2015. Retrieved April 9, 2020, from https://www.aamft.org/AAMFT/ENHANCE_Knowledge/Legal_and_Ethics/Legal_Ethics/Legal_Ethics.aspx?hkey=3f960f51-842c-4f3c-8cad-473c78172fac
2. American Psychological Association. (n.d.). resolution-psychotherapy. https://www.apa.org/about/policy/resolution-psychotherapy
3. APA. (n.d.). Psychotherapy: Understanding group therapy. Retrieved April 9, 2020, from https://www.apa.org/helpcenter/group-therapy
4. Untangling the alliance-outcome correlation: Exploring the relative importance of therapist and patient variability in the alliance.
5. Barkham, M. & Lambert, M. (2021). The efficacy and effectiveness of the psychological therapies. Bergin and Garfield’s Handbook of Psychotherapy and Behavior Change. https://www.wiley.com/en-us/Bergin+and+Garfield%27s+Handbook+of+Psychotherapy+and+Behavior+Change%2C+7th+Edition-p-9781119536581