FLYNN, Robert J. Evaluating Psychological Interventions: Efficacy, Effectiveness, Client Progress, and Cost. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 31, n. 2, 2007. Disponível em: https://jhistsex.org/index.php/rcc/article/view/58574. Acesso em: 27 dec. 2025.