SELIGMAN, L.; GAASERUD, L. Difficult Clients: Who Are They and How Do We Help Them?. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 28, n. 1, 2007. Disponível em: https://cjc-rcc.ucalgary.ca/article/view/58491. Acesso em: 29 mar. 2024.