GREENBERG, Leslie S.; KAHN, Sharon E. Experimentation: A Gestalt Approach to Counselling. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 13, n. 1, 2012. Disponível em: https://cdm.ucalgary.ca/index.php/rcc/article/view/60216. Acesso em: 4 jan. 2026.