van Rijn, Biljana, Ciara Wild, Heather Fowlie, Charlotte Sills, and Servaas van Beekum. “Impact of Transactional Analysis Psychotherapy Training on Self Awareness and Ability for Contact”. International Journal of Transactional Analysis Research & Practice 2, no. 1 (January 31, 2011). Accessed November 30, 2021. https://www.ijtarp.org/article/view/17054.