PENNER, Wes. Kemp, C. Gratton. (1967). <i> Intangibles in Counseling.</i>. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 3, n. 2, 2012. Disponível em: https://cdm.ucalgary.ca/index.php/rcc/article/view/60645. Acesso em: 3 jan. 2026.