LEFÈVRE, E. R.; WEST, M. L. Expressed Priorities of Assertiveness Trainess. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 18, n. 4, 2011. Disponível em: https://cjc-rcc.ucalgary.ca/article/view/59842. Acesso em: 4 may. 2024.